From mboxrd@z Thu Jan 1 00:00:00 1970 From: Waiman Long Subject: [PATCH v4 0/3] mm, treewide: Rename kzfree() to kfree_sensitive() Date: Mon, 15 Jun 2020 21:57:15 -0400 Message-ID: <20200616015718.7812-1-longman@redhat.com> Return-path: Sender: linux-nfs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Andrew Morton , David Howells , Jarkko Sakkinen , James Morris , "Serge E. Hallyn" , Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes Cc: Michal Hocko , Johannes Weiner , Dan Carpenter , David Sterba , "Jason A . Donenfeld" , linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, keyrings-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-crypto-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-stm32-XDFAJ8BFU24N7RejjzZ/Li2xQDfSxrLKVpNB7YpNyf8@public.gmane.org, linux-amlogic-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, virtualization-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-ppp-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, wireguard-/J5FBtcyxH5ZwnvJuMANYw@public.gmane.org, linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devel-gWbeCf7V1WCQmaza687I9mD2FQJk+8+b@public.gmane.org, linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, target-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-btrfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fscrypt@vger. v4: - Break out the memzero_explicit() change as suggested by Dan Carpenter so that it can be backported to stable. - Drop the "crypto: Remove unnecessary memzero_explicit()" patch for now as there can be a bit more discussion on what is best. It will be introduced as a separate patch later on after this one is merged. This patchset makes a global rename of the kzfree() to kfree_sensitive() to highlight the fact buffer clearing is only needed if the data objects contain sensitive information like encrpytion key. The fact that kzfree() uses memset() to do the clearing isn't totally safe either as compiler may compile out the clearing in their optimizer especially if LTO is used. Instead, the new kfree_sensitive() uses memzero_explicit() which won't get compiled out. Waiman Long (3): mm/slab: Use memzero_explicit() in kzfree() mm, treewide: Rename kzfree() to kfree_sensitive() btrfs: Use kfree() in btrfs_ioctl_get_subvol_info() arch/s390/crypto/prng.c | 4 +-- arch/x86/power/hibernate.c | 2 +- crypto/adiantum.c | 2 +- crypto/ahash.c | 4 +-- crypto/api.c | 2 +- crypto/asymmetric_keys/verify_pefile.c | 4 +-- crypto/deflate.c | 2 +- crypto/drbg.c | 10 +++--- crypto/ecc.c | 8 ++--- crypto/ecdh.c | 2 +- crypto/gcm.c | 2 +- crypto/gf128mul.c | 4 +-- crypto/jitterentropy-kcapi.c | 2 +- crypto/rng.c | 2 +- crypto/rsa-pkcs1pad.c | 6 ++-- crypto/seqiv.c | 2 +- crypto/shash.c | 2 +- crypto/skcipher.c | 2 +- crypto/testmgr.c | 6 ++-- crypto/zstd.c | 2 +- .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 2 +- .../allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 4 +-- drivers/crypto/atmel-ecc.c | 2 +- drivers/crypto/caam/caampkc.c | 28 +++++++-------- drivers/crypto/cavium/cpt/cptvf_main.c | 6 ++-- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 12 +++---- drivers/crypto/cavium/nitrox/nitrox_lib.c | 4 +-- drivers/crypto/cavium/zip/zip_crypto.c | 6 ++-- drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ++-- drivers/crypto/ccree/cc_aead.c | 4 +-- drivers/crypto/ccree/cc_buffer_mgr.c | 4 +-- drivers/crypto/ccree/cc_cipher.c | 6 ++-- drivers/crypto/ccree/cc_hash.c | 8 ++--- drivers/crypto/ccree/cc_request_mgr.c | 2 +- drivers/crypto/marvell/cesa/hash.c | 2 +- .../crypto/marvell/octeontx/otx_cptvf_main.c | 6 ++-- .../marvell/octeontx/otx_cptvf_reqmgr.h | 2 +- drivers/crypto/mediatek/mtk-aes.c | 2 +- drivers/crypto/nx/nx.c | 4 +-- drivers/crypto/virtio/virtio_crypto_algs.c | 12 +++---- drivers/crypto/virtio/virtio_crypto_core.c | 2 +- drivers/md/dm-crypt.c | 32 ++++++++--------- drivers/md/dm-integrity.c | 6 ++-- drivers/misc/ibmvmc.c | 6 ++-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 2 +- .../net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 6 ++-- drivers/net/ppp/ppp_mppe.c | 6 ++-- drivers/net/wireguard/noise.c | 4 +-- drivers/net/wireguard/peer.c | 2 +- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- .../net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 6 ++-- drivers/net/wireless/intersil/orinoco/wext.c | 4 +-- drivers/s390/crypto/ap_bus.h | 4 +-- drivers/staging/ks7010/ks_hostif.c | 2 +- drivers/staging/rtl8723bs/core/rtw_security.c | 2 +- drivers/staging/wlan-ng/p80211netdev.c | 2 +- drivers/target/iscsi/iscsi_target_auth.c | 2 +- fs/btrfs/ioctl.c | 2 +- fs/cifs/cifsencrypt.c | 2 +- fs/cifs/connect.c | 10 +++--- fs/cifs/dfs_cache.c | 2 +- fs/cifs/misc.c | 8 ++--- fs/crypto/keyring.c | 6 ++-- fs/crypto/keysetup_v1.c | 4 +-- fs/ecryptfs/keystore.c | 4 +-- fs/ecryptfs/messaging.c | 2 +- include/crypto/aead.h | 2 +- include/crypto/akcipher.h | 2 +- include/crypto/gf128mul.h | 2 +- include/crypto/hash.h | 2 +- include/crypto/internal/acompress.h | 2 +- include/crypto/kpp.h | 2 +- include/crypto/skcipher.h | 2 +- include/linux/slab.h | 2 +- lib/mpi/mpiutil.c | 6 ++-- lib/test_kasan.c | 6 ++-- mm/slab_common.c | 10 +++--- net/atm/mpoa_caches.c | 4 +-- net/bluetooth/ecdh_helper.c | 6 ++-- net/bluetooth/smp.c | 24 ++++++------- net/core/sock.c | 2 +- net/ipv4/tcp_fastopen.c | 2 +- net/mac80211/aead_api.c | 4 +-- net/mac80211/aes_gmac.c | 2 +- net/mac80211/key.c | 2 +- net/mac802154/llsec.c | 20 +++++------ net/sctp/auth.c | 2 +- net/sctp/socket.c | 2 +- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 +-- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 ++-- net/sunrpc/auth_gss/gss_krb5_mech.c | 2 +- net/tipc/crypto.c | 10 +++--- net/wireless/core.c | 2 +- net/wireless/ibss.c | 4 +-- net/wireless/lib80211_crypt_tkip.c | 2 +- net/wireless/lib80211_crypt_wep.c | 2 +- net/wireless/nl80211.c | 24 ++++++------- net/wireless/sme.c | 6 ++-- net/wireless/util.c | 2 +- net/wireless/wext-sme.c | 2 +- scripts/coccinelle/free/devm_free.cocci | 4 +-- scripts/coccinelle/free/ifnullfree.cocci | 4 +-- scripts/coccinelle/free/kfree.cocci | 6 ++-- scripts/coccinelle/free/kfreeaddr.cocci | 2 +- security/apparmor/domain.c | 4 +-- security/apparmor/include/file.h | 2 +- security/apparmor/policy.c | 24 ++++++------- security/apparmor/policy_ns.c | 6 ++-- security/apparmor/policy_unpack.c | 14 ++++---- security/keys/big_key.c | 6 ++-- security/keys/dh.c | 14 ++++---- security/keys/encrypted-keys/encrypted.c | 14 ++++---- security/keys/trusted-keys/trusted_tpm1.c | 34 +++++++++---------- security/keys/user_defined.c | 6 ++-- 116 files changed, 322 insertions(+), 322 deletions(-) -- 2.18.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Waiman Long Date: Tue, 16 Jun 2020 01:57:15 +0000 Subject: [PATCH v4 0/3] mm, treewide: Rename kzfree() to kfree_sensitive() Message-Id: <20200616015718.7812-1-longman@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit List-Id: To: Andrew Morton , David Howells , Jarkko Sakkinen , James Morris , "Serge E. Hallyn" , Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes Cc: "Jason A . Donenfeld" , Michal Hocko , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-sctp@vger.kernel.org, target-devel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, devel@driverdev.osuosl.org, linux-cifs@vger.kernel.org, linux-scsi@vger.kernel.org, kasan-dev@googlegroups.com, linux-wpan@vger.kernel.org, Waiman Long , Dan Carpenter , linux-pm@vger.kernel.org, ecryptfs@vger.kernel.org, linux-fscrypt@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, virtualization@lists.linux-foundation.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, David Sterba , linux-bluetooth@vger.kernel.org, linux-security-module@vger.kernel.org, keyrings@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-crypto@vger.kernel.org, Johannes Weiner , linux-integrity@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, wireguard@lists.zx2c4.com, linux-ppp@vger.kernel.org v4: - Break out the memzero_explicit() change as suggested by Dan Carpenter so that it can be backported to stable. - Drop the "crypto: Remove unnecessary memzero_explicit()" patch for now as there can be a bit more discussion on what is best. It will be introduced as a separate patch later on after this one is merged. This patchset makes a global rename of the kzfree() to kfree_sensitive() to highlight the fact buffer clearing is only needed if the data objects contain sensitive information like encrpytion key. The fact that kzfree() uses memset() to do the clearing isn't totally safe either as compiler may compile out the clearing in their optimizer especially if LTO is used. Instead, the new kfree_sensitive() uses memzero_explicit() which won't get compiled out. Waiman Long (3): mm/slab: Use memzero_explicit() in kzfree() mm, treewide: Rename kzfree() to kfree_sensitive() btrfs: Use kfree() in btrfs_ioctl_get_subvol_info() arch/s390/crypto/prng.c | 4 +-- arch/x86/power/hibernate.c | 2 +- crypto/adiantum.c | 2 +- crypto/ahash.c | 4 +-- crypto/api.c | 2 +- crypto/asymmetric_keys/verify_pefile.c | 4 +-- crypto/deflate.c | 2 +- crypto/drbg.c | 10 +++--- crypto/ecc.c | 8 ++--- crypto/ecdh.c | 2 +- crypto/gcm.c | 2 +- crypto/gf128mul.c | 4 +-- crypto/jitterentropy-kcapi.c | 2 +- crypto/rng.c | 2 +- crypto/rsa-pkcs1pad.c | 6 ++-- crypto/seqiv.c | 2 +- crypto/shash.c | 2 +- crypto/skcipher.c | 2 +- crypto/testmgr.c | 6 ++-- crypto/zstd.c | 2 +- .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 2 +- .../allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 4 +-- drivers/crypto/atmel-ecc.c | 2 +- drivers/crypto/caam/caampkc.c | 28 +++++++-------- drivers/crypto/cavium/cpt/cptvf_main.c | 6 ++-- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 12 +++---- drivers/crypto/cavium/nitrox/nitrox_lib.c | 4 +-- drivers/crypto/cavium/zip/zip_crypto.c | 6 ++-- drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ++-- drivers/crypto/ccree/cc_aead.c | 4 +-- drivers/crypto/ccree/cc_buffer_mgr.c | 4 +-- drivers/crypto/ccree/cc_cipher.c | 6 ++-- drivers/crypto/ccree/cc_hash.c | 8 ++--- drivers/crypto/ccree/cc_request_mgr.c | 2 +- drivers/crypto/marvell/cesa/hash.c | 2 +- .../crypto/marvell/octeontx/otx_cptvf_main.c | 6 ++-- .../marvell/octeontx/otx_cptvf_reqmgr.h | 2 +- drivers/crypto/mediatek/mtk-aes.c | 2 +- drivers/crypto/nx/nx.c | 4 +-- drivers/crypto/virtio/virtio_crypto_algs.c | 12 +++---- drivers/crypto/virtio/virtio_crypto_core.c | 2 +- drivers/md/dm-crypt.c | 32 ++++++++--------- drivers/md/dm-integrity.c | 6 ++-- drivers/misc/ibmvmc.c | 6 ++-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 2 +- .../net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 6 ++-- drivers/net/ppp/ppp_mppe.c | 6 ++-- drivers/net/wireguard/noise.c | 4 +-- drivers/net/wireguard/peer.c | 2 +- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- .../net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 6 ++-- drivers/net/wireless/intersil/orinoco/wext.c | 4 +-- drivers/s390/crypto/ap_bus.h | 4 +-- drivers/staging/ks7010/ks_hostif.c | 2 +- drivers/staging/rtl8723bs/core/rtw_security.c | 2 +- drivers/staging/wlan-ng/p80211netdev.c | 2 +- drivers/target/iscsi/iscsi_target_auth.c | 2 +- fs/btrfs/ioctl.c | 2 +- fs/cifs/cifsencrypt.c | 2 +- fs/cifs/connect.c | 10 +++--- fs/cifs/dfs_cache.c | 2 +- fs/cifs/misc.c | 8 ++--- fs/crypto/keyring.c | 6 ++-- fs/crypto/keysetup_v1.c | 4 +-- fs/ecryptfs/keystore.c | 4 +-- fs/ecryptfs/messaging.c | 2 +- include/crypto/aead.h | 2 +- include/crypto/akcipher.h | 2 +- include/crypto/gf128mul.h | 2 +- include/crypto/hash.h | 2 +- include/crypto/internal/acompress.h | 2 +- include/crypto/kpp.h | 2 +- include/crypto/skcipher.h | 2 +- include/linux/slab.h | 2 +- lib/mpi/mpiutil.c | 6 ++-- lib/test_kasan.c | 6 ++-- mm/slab_common.c | 10 +++--- net/atm/mpoa_caches.c | 4 +-- net/bluetooth/ecdh_helper.c | 6 ++-- net/bluetooth/smp.c | 24 ++++++------- net/core/sock.c | 2 +- net/ipv4/tcp_fastopen.c | 2 +- net/mac80211/aead_api.c | 4 +-- net/mac80211/aes_gmac.c | 2 +- net/mac80211/key.c | 2 +- net/mac802154/llsec.c | 20 +++++------ net/sctp/auth.c | 2 +- net/sctp/socket.c | 2 +- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 +-- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 ++-- net/sunrpc/auth_gss/gss_krb5_mech.c | 2 +- net/tipc/crypto.c | 10 +++--- net/wireless/core.c | 2 +- net/wireless/ibss.c | 4 +-- net/wireless/lib80211_crypt_tkip.c | 2 +- net/wireless/lib80211_crypt_wep.c | 2 +- net/wireless/nl80211.c | 24 ++++++------- net/wireless/sme.c | 6 ++-- net/wireless/util.c | 2 +- net/wireless/wext-sme.c | 2 +- scripts/coccinelle/free/devm_free.cocci | 4 +-- scripts/coccinelle/free/ifnullfree.cocci | 4 +-- scripts/coccinelle/free/kfree.cocci | 6 ++-- scripts/coccinelle/free/kfreeaddr.cocci | 2 +- security/apparmor/domain.c | 4 +-- security/apparmor/include/file.h | 2 +- security/apparmor/policy.c | 24 ++++++------- security/apparmor/policy_ns.c | 6 ++-- security/apparmor/policy_unpack.c | 14 ++++---- security/keys/big_key.c | 6 ++-- security/keys/dh.c | 14 ++++---- security/keys/encrypted-keys/encrypted.c | 14 ++++---- security/keys/trusted-keys/trusted_tpm1.c | 34 +++++++++---------- security/keys/user_defined.c | 6 ++-- 116 files changed, 322 insertions(+), 322 deletions(-) -- 2.18.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from 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kG50-M7xPwedRKQDZzJkIQ-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 182E77BB2; Tue, 16 Jun 2020 01:57:52 +0000 (UTC) Received: from llong.com (ovpn-117-41.rdu2.redhat.com [10.10.117.41]) by smtp.corp.redhat.com (Postfix) with ESMTP id 96E15768AE; Tue, 16 Jun 2020 01:57:43 +0000 (UTC) From: Waiman Long To: Andrew Morton , David Howells , Jarkko Sakkinen , James Morris , "Serge E. Hallyn" , Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes Subject: [PATCH v4 0/3] mm, treewide: Rename kzfree() to kfree_sensitive() Date: Mon, 15 Jun 2020 21:57:15 -0400 Message-Id: <20200616015718.7812-1-longman@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200615_185802_380711_32A55469 X-CRM114-Status: UNSURE ( 9.09 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Jason A . Donenfeld" , Michal Hocko , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-sctp@vger.kernel.org, target-devel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, devel@driverdev.osuosl.org, linux-cifs@vger.kernel.org, linux-scsi@vger.kernel.org, kasan-dev@googlegroups.com, linux-wpan@vger.kernel.org, Waiman Long , Dan Carpenter , linux-pm@vger.kernel.org, ecryptfs@vger.kernel.org, linux-fscrypt@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, virtualization@lists.linux-foundation.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, David Sterba , linux-bluetooth@vger.kernel.org, linux-security-module@vger.kernel.org, keyrings@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-crypto@vger.kernel.org, Johannes Weiner , linux-integrity@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, wireguard@lists.zx2c4.com, linux-ppp@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org v4: - Break out the memzero_explicit() change as suggested by Dan Carpenter so that it can be backported to stable. - Drop the "crypto: Remove unnecessary memzero_explicit()" patch for now as there can be a bit more discussion on what is best. It will be introduced as a separate patch later on after this one is merged. This patchset makes a global rename of the kzfree() to kfree_sensitive() to highlight the fact buffer clearing is only needed if the data objects contain sensitive information like encrpytion key. The fact that kzfree() uses memset() to do the clearing isn't totally safe either as compiler may compile out the clearing in their optimizer especially if LTO is used. Instead, the new kfree_sensitive() uses memzero_explicit() which won't get compiled out. Waiman Long (3): mm/slab: Use memzero_explicit() in kzfree() mm, treewide: Rename kzfree() to kfree_sensitive() btrfs: Use kfree() in btrfs_ioctl_get_subvol_info() arch/s390/crypto/prng.c | 4 +-- arch/x86/power/hibernate.c | 2 +- crypto/adiantum.c | 2 +- crypto/ahash.c | 4 +-- crypto/api.c | 2 +- crypto/asymmetric_keys/verify_pefile.c | 4 +-- crypto/deflate.c | 2 +- crypto/drbg.c | 10 +++--- crypto/ecc.c | 8 ++--- crypto/ecdh.c | 2 +- crypto/gcm.c | 2 +- crypto/gf128mul.c | 4 +-- crypto/jitterentropy-kcapi.c | 2 +- crypto/rng.c | 2 +- crypto/rsa-pkcs1pad.c | 6 ++-- crypto/seqiv.c | 2 +- crypto/shash.c | 2 +- crypto/skcipher.c | 2 +- crypto/testmgr.c | 6 ++-- crypto/zstd.c | 2 +- .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 2 +- .../allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 4 +-- drivers/crypto/atmel-ecc.c | 2 +- drivers/crypto/caam/caampkc.c | 28 +++++++-------- drivers/crypto/cavium/cpt/cptvf_main.c | 6 ++-- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 12 +++---- drivers/crypto/cavium/nitrox/nitrox_lib.c | 4 +-- drivers/crypto/cavium/zip/zip_crypto.c | 6 ++-- drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ++-- drivers/crypto/ccree/cc_aead.c | 4 +-- drivers/crypto/ccree/cc_buffer_mgr.c | 4 +-- drivers/crypto/ccree/cc_cipher.c | 6 ++-- drivers/crypto/ccree/cc_hash.c | 8 ++--- drivers/crypto/ccree/cc_request_mgr.c | 2 +- drivers/crypto/marvell/cesa/hash.c | 2 +- .../crypto/marvell/octeontx/otx_cptvf_main.c | 6 ++-- .../marvell/octeontx/otx_cptvf_reqmgr.h | 2 +- drivers/crypto/mediatek/mtk-aes.c | 2 +- drivers/crypto/nx/nx.c | 4 +-- drivers/crypto/virtio/virtio_crypto_algs.c | 12 +++---- drivers/crypto/virtio/virtio_crypto_core.c | 2 +- drivers/md/dm-crypt.c | 32 ++++++++--------- drivers/md/dm-integrity.c | 6 ++-- drivers/misc/ibmvmc.c | 6 ++-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 2 +- .../net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 6 ++-- drivers/net/ppp/ppp_mppe.c | 6 ++-- drivers/net/wireguard/noise.c | 4 +-- drivers/net/wireguard/peer.c | 2 +- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- .../net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 6 ++-- drivers/net/wireless/intersil/orinoco/wext.c | 4 +-- drivers/s390/crypto/ap_bus.h | 4 +-- drivers/staging/ks7010/ks_hostif.c | 2 +- drivers/staging/rtl8723bs/core/rtw_security.c | 2 +- drivers/staging/wlan-ng/p80211netdev.c | 2 +- drivers/target/iscsi/iscsi_target_auth.c | 2 +- fs/btrfs/ioctl.c | 2 +- fs/cifs/cifsencrypt.c | 2 +- fs/cifs/connect.c | 10 +++--- fs/cifs/dfs_cache.c | 2 +- fs/cifs/misc.c | 8 ++--- fs/crypto/keyring.c | 6 ++-- fs/crypto/keysetup_v1.c | 4 +-- fs/ecryptfs/keystore.c | 4 +-- fs/ecryptfs/messaging.c | 2 +- include/crypto/aead.h | 2 +- include/crypto/akcipher.h | 2 +- include/crypto/gf128mul.h | 2 +- include/crypto/hash.h | 2 +- include/crypto/internal/acompress.h | 2 +- include/crypto/kpp.h | 2 +- include/crypto/skcipher.h | 2 +- include/linux/slab.h | 2 +- lib/mpi/mpiutil.c | 6 ++-- lib/test_kasan.c | 6 ++-- mm/slab_common.c | 10 +++--- net/atm/mpoa_caches.c | 4 +-- net/bluetooth/ecdh_helper.c | 6 ++-- net/bluetooth/smp.c | 24 ++++++------- net/core/sock.c | 2 +- net/ipv4/tcp_fastopen.c | 2 +- net/mac80211/aead_api.c | 4 +-- net/mac80211/aes_gmac.c | 2 +- net/mac80211/key.c | 2 +- net/mac802154/llsec.c | 20 +++++------ net/sctp/auth.c | 2 +- net/sctp/socket.c | 2 +- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 +-- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 ++-- net/sunrpc/auth_gss/gss_krb5_mech.c | 2 +- net/tipc/crypto.c | 10 +++--- net/wireless/core.c | 2 +- net/wireless/ibss.c | 4 +-- net/wireless/lib80211_crypt_tkip.c | 2 +- net/wireless/lib80211_crypt_wep.c | 2 +- net/wireless/nl80211.c | 24 ++++++------- net/wireless/sme.c | 6 ++-- net/wireless/util.c | 2 +- net/wireless/wext-sme.c | 2 +- scripts/coccinelle/free/devm_free.cocci | 4 +-- scripts/coccinelle/free/ifnullfree.cocci | 4 +-- scripts/coccinelle/free/kfree.cocci | 6 ++-- scripts/coccinelle/free/kfreeaddr.cocci | 2 +- security/apparmor/domain.c | 4 +-- security/apparmor/include/file.h | 2 +- security/apparmor/policy.c | 24 ++++++------- security/apparmor/policy_ns.c | 6 ++-- security/apparmor/policy_unpack.c | 14 ++++---- security/keys/big_key.c | 6 ++-- security/keys/dh.c | 14 ++++---- security/keys/encrypted-keys/encrypted.c | 14 ++++---- security/keys/trusted-keys/trusted_tpm1.c | 34 +++++++++---------- security/keys/user_defined.c | 6 ++-- 116 files changed, 322 insertions(+), 322 deletions(-) -- 2.18.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 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[10.10.117.41]) by smtp.corp.redhat.com (Postfix) with ESMTP id 96E15768AE; Tue, 16 Jun 2020 01:57:43 +0000 (UTC) From: Waiman Long To: Andrew Morton , David Howells , Jarkko Sakkinen , James Morris , "Serge E. Hallyn" , Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes Cc: Michal Hocko , Johannes Weiner , Dan Carpenter , David Sterba , "Jason A . Donenfeld" , linux-mm@kvack.org, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, linux-pm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-amlogic@lists.infradead.org, linux-mediatek@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-ppp@vger.kernel.org, wireguard@lists.zx2c4.com, linux-wireless@vger.kernel.org, devel@driverdev.osuosl.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-fscrypt@vger.kernel.org, ecryptfs@vger.kernel.org, kasan-dev@googlegroups.com, linux-bluetooth@vger.kernel.org, linux-wpan@vger.kernel.org, linux-sctp@vger.kernel.org, linux-nfs@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-security-module@vger.kernel.org, linux-integrity@vger.kernel.org, Waiman Long Subject: [PATCH v4 0/3] mm, treewide: Rename kzfree() to kfree_sensitive() Date: Mon, 15 Jun 2020 21:57:15 -0400 Message-Id: <20200616015718.7812-1-longman@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org v4: - Break out the memzero_explicit() change as suggested by Dan Carpenter so that it can be backported to stable. - Drop the "crypto: Remove unnecessary memzero_explicit()" patch for now as there can be a bit more discussion on what is best. It will be introduced as a separate patch later on after this one is merged. This patchset makes a global rename of the kzfree() to kfree_sensitive() to highlight the fact buffer clearing is only needed if the data objects contain sensitive information like encrpytion key. The fact that kzfree() uses memset() to do the clearing isn't totally safe either as compiler may compile out the clearing in their optimizer especially if LTO is used. Instead, the new kfree_sensitive() uses memzero_explicit() which won't get compiled out. Waiman Long (3): mm/slab: Use memzero_explicit() in kzfree() mm, treewide: Rename kzfree() to kfree_sensitive() btrfs: Use kfree() in btrfs_ioctl_get_subvol_info() arch/s390/crypto/prng.c | 4 +-- arch/x86/power/hibernate.c | 2 +- crypto/adiantum.c | 2 +- crypto/ahash.c | 4 +-- crypto/api.c | 2 +- crypto/asymmetric_keys/verify_pefile.c | 4 +-- crypto/deflate.c | 2 +- crypto/drbg.c | 10 +++--- crypto/ecc.c | 8 ++--- crypto/ecdh.c | 2 +- crypto/gcm.c | 2 +- crypto/gf128mul.c | 4 +-- crypto/jitterentropy-kcapi.c | 2 +- crypto/rng.c | 2 +- crypto/rsa-pkcs1pad.c | 6 ++-- crypto/seqiv.c | 2 +- crypto/shash.c | 2 +- crypto/skcipher.c | 2 +- crypto/testmgr.c | 6 ++-- crypto/zstd.c | 2 +- .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 2 +- .../allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 4 +-- drivers/crypto/atmel-ecc.c | 2 +- drivers/crypto/caam/caampkc.c | 28 +++++++-------- drivers/crypto/cavium/cpt/cptvf_main.c | 6 ++-- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 12 +++---- drivers/crypto/cavium/nitrox/nitrox_lib.c | 4 +-- drivers/crypto/cavium/zip/zip_crypto.c | 6 ++-- drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ++-- drivers/crypto/ccree/cc_aead.c | 4 +-- drivers/crypto/ccree/cc_buffer_mgr.c | 4 +-- drivers/crypto/ccree/cc_cipher.c | 6 ++-- drivers/crypto/ccree/cc_hash.c | 8 ++--- drivers/crypto/ccree/cc_request_mgr.c | 2 +- drivers/crypto/marvell/cesa/hash.c | 2 +- .../crypto/marvell/octeontx/otx_cptvf_main.c | 6 ++-- .../marvell/octeontx/otx_cptvf_reqmgr.h | 2 +- drivers/crypto/mediatek/mtk-aes.c | 2 +- drivers/crypto/nx/nx.c | 4 +-- drivers/crypto/virtio/virtio_crypto_algs.c | 12 +++---- drivers/crypto/virtio/virtio_crypto_core.c | 2 +- drivers/md/dm-crypt.c | 32 ++++++++--------- drivers/md/dm-integrity.c | 6 ++-- drivers/misc/ibmvmc.c | 6 ++-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 2 +- .../net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 6 ++-- drivers/net/ppp/ppp_mppe.c | 6 ++-- drivers/net/wireguard/noise.c | 4 +-- drivers/net/wireguard/peer.c | 2 +- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- .../net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 6 ++-- drivers/net/wireless/intersil/orinoco/wext.c | 4 +-- drivers/s390/crypto/ap_bus.h | 4 +-- drivers/staging/ks7010/ks_hostif.c | 2 +- drivers/staging/rtl8723bs/core/rtw_security.c | 2 +- drivers/staging/wlan-ng/p80211netdev.c | 2 +- drivers/target/iscsi/iscsi_target_auth.c | 2 +- fs/btrfs/ioctl.c | 2 +- fs/cifs/cifsencrypt.c | 2 +- fs/cifs/connect.c | 10 +++--- fs/cifs/dfs_cache.c | 2 +- fs/cifs/misc.c | 8 ++--- fs/crypto/keyring.c | 6 ++-- fs/crypto/keysetup_v1.c | 4 +-- fs/ecryptfs/keystore.c | 4 +-- fs/ecryptfs/messaging.c | 2 +- include/crypto/aead.h | 2 +- include/crypto/akcipher.h | 2 +- include/crypto/gf128mul.h | 2 +- include/crypto/hash.h | 2 +- include/crypto/internal/acompress.h | 2 +- include/crypto/kpp.h | 2 +- include/crypto/skcipher.h | 2 +- include/linux/slab.h | 2 +- lib/mpi/mpiutil.c | 6 ++-- lib/test_kasan.c | 6 ++-- mm/slab_common.c | 10 +++--- net/atm/mpoa_caches.c | 4 +-- net/bluetooth/ecdh_helper.c | 6 ++-- net/bluetooth/smp.c | 24 ++++++------- net/core/sock.c | 2 +- net/ipv4/tcp_fastopen.c | 2 +- net/mac80211/aead_api.c | 4 +-- net/mac80211/aes_gmac.c | 2 +- net/mac80211/key.c | 2 +- net/mac802154/llsec.c | 20 +++++------ net/sctp/auth.c | 2 +- net/sctp/socket.c | 2 +- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 +-- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 ++-- net/sunrpc/auth_gss/gss_krb5_mech.c | 2 +- net/tipc/crypto.c | 10 +++--- net/wireless/core.c | 2 +- net/wireless/ibss.c | 4 +-- net/wireless/lib80211_crypt_tkip.c | 2 +- net/wireless/lib80211_crypt_wep.c | 2 +- net/wireless/nl80211.c | 24 ++++++------- net/wireless/sme.c | 6 ++-- net/wireless/util.c | 2 +- net/wireless/wext-sme.c | 2 +- scripts/coccinelle/free/devm_free.cocci | 4 +-- scripts/coccinelle/free/ifnullfree.cocci | 4 +-- scripts/coccinelle/free/kfree.cocci | 6 ++-- scripts/coccinelle/free/kfreeaddr.cocci | 2 +- security/apparmor/domain.c | 4 +-- security/apparmor/include/file.h | 2 +- security/apparmor/policy.c | 24 ++++++------- security/apparmor/policy_ns.c | 6 ++-- security/apparmor/policy_unpack.c | 14 ++++---- security/keys/big_key.c | 6 ++-- security/keys/dh.c | 14 ++++---- security/keys/encrypted-keys/encrypted.c | 14 ++++---- security/keys/trusted-keys/trusted_tpm1.c | 34 +++++++++---------- security/keys/user_defined.c | 6 ++-- 116 files changed, 322 insertions(+), 322 deletions(-) -- 2.18.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from 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kG50-M7xPwedRKQDZzJkIQ-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 182E77BB2; Tue, 16 Jun 2020 01:57:52 +0000 (UTC) Received: from llong.com (ovpn-117-41.rdu2.redhat.com [10.10.117.41]) by smtp.corp.redhat.com (Postfix) with ESMTP id 96E15768AE; Tue, 16 Jun 2020 01:57:43 +0000 (UTC) From: Waiman Long To: Andrew Morton , David Howells , Jarkko Sakkinen , James Morris , "Serge E. Hallyn" , Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes Subject: [PATCH v4 0/3] mm, treewide: Rename kzfree() to kfree_sensitive() Date: Mon, 15 Jun 2020 21:57:15 -0400 Message-Id: <20200616015718.7812-1-longman@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200615_185803_187553_73DEFBF8 X-CRM114-Status: UNSURE ( 9.09 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Jason A . Donenfeld" , Michal Hocko , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-sctp@vger.kernel.org, target-devel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, devel@driverdev.osuosl.org, linux-cifs@vger.kernel.org, linux-scsi@vger.kernel.org, kasan-dev@googlegroups.com, linux-wpan@vger.kernel.org, Waiman Long , Dan Carpenter , linux-pm@vger.kernel.org, ecryptfs@vger.kernel.org, linux-fscrypt@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, virtualization@lists.linux-foundation.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, David Sterba , linux-bluetooth@vger.kernel.org, linux-security-module@vger.kernel.org, keyrings@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-crypto@vger.kernel.org, Johannes Weiner , linux-integrity@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, wireguard@lists.zx2c4.com, linux-ppp@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org v4: - Break out the memzero_explicit() change as suggested by Dan Carpenter so that it can be backported to stable. - Drop the "crypto: Remove unnecessary memzero_explicit()" patch for now as there can be a bit more discussion on what is best. It will be introduced as a separate patch later on after this one is merged. This patchset makes a global rename of the kzfree() to kfree_sensitive() to highlight the fact buffer clearing is only needed if the data objects contain sensitive information like encrpytion key. The fact that kzfree() uses memset() to do the clearing isn't totally safe either as compiler may compile out the clearing in their optimizer especially if LTO is used. Instead, the new kfree_sensitive() uses memzero_explicit() which won't get compiled out. Waiman Long (3): mm/slab: Use memzero_explicit() in kzfree() mm, treewide: Rename kzfree() to kfree_sensitive() btrfs: Use kfree() in btrfs_ioctl_get_subvol_info() arch/s390/crypto/prng.c | 4 +-- arch/x86/power/hibernate.c | 2 +- crypto/adiantum.c | 2 +- crypto/ahash.c | 4 +-- crypto/api.c | 2 +- crypto/asymmetric_keys/verify_pefile.c | 4 +-- crypto/deflate.c | 2 +- crypto/drbg.c | 10 +++--- crypto/ecc.c | 8 ++--- crypto/ecdh.c | 2 +- crypto/gcm.c | 2 +- crypto/gf128mul.c | 4 +-- crypto/jitterentropy-kcapi.c | 2 +- crypto/rng.c | 2 +- crypto/rsa-pkcs1pad.c | 6 ++-- crypto/seqiv.c | 2 +- crypto/shash.c | 2 +- crypto/skcipher.c | 2 +- crypto/testmgr.c | 6 ++-- crypto/zstd.c | 2 +- .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 2 +- .../allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 4 +-- drivers/crypto/atmel-ecc.c | 2 +- drivers/crypto/caam/caampkc.c | 28 +++++++-------- drivers/crypto/cavium/cpt/cptvf_main.c | 6 ++-- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 12 +++---- drivers/crypto/cavium/nitrox/nitrox_lib.c | 4 +-- drivers/crypto/cavium/zip/zip_crypto.c | 6 ++-- drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ++-- drivers/crypto/ccree/cc_aead.c | 4 +-- drivers/crypto/ccree/cc_buffer_mgr.c | 4 +-- drivers/crypto/ccree/cc_cipher.c | 6 ++-- drivers/crypto/ccree/cc_hash.c | 8 ++--- drivers/crypto/ccree/cc_request_mgr.c | 2 +- drivers/crypto/marvell/cesa/hash.c | 2 +- .../crypto/marvell/octeontx/otx_cptvf_main.c | 6 ++-- .../marvell/octeontx/otx_cptvf_reqmgr.h | 2 +- drivers/crypto/mediatek/mtk-aes.c | 2 +- drivers/crypto/nx/nx.c | 4 +-- drivers/crypto/virtio/virtio_crypto_algs.c | 12 +++---- drivers/crypto/virtio/virtio_crypto_core.c | 2 +- drivers/md/dm-crypt.c | 32 ++++++++--------- drivers/md/dm-integrity.c | 6 ++-- drivers/misc/ibmvmc.c | 6 ++-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 2 +- .../net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 6 ++-- drivers/net/ppp/ppp_mppe.c | 6 ++-- drivers/net/wireguard/noise.c | 4 +-- drivers/net/wireguard/peer.c | 2 +- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- .../net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 6 ++-- drivers/net/wireless/intersil/orinoco/wext.c | 4 +-- drivers/s390/crypto/ap_bus.h | 4 +-- drivers/staging/ks7010/ks_hostif.c | 2 +- drivers/staging/rtl8723bs/core/rtw_security.c | 2 +- drivers/staging/wlan-ng/p80211netdev.c | 2 +- drivers/target/iscsi/iscsi_target_auth.c | 2 +- fs/btrfs/ioctl.c | 2 +- fs/cifs/cifsencrypt.c | 2 +- fs/cifs/connect.c | 10 +++--- fs/cifs/dfs_cache.c | 2 +- fs/cifs/misc.c | 8 ++--- fs/crypto/keyring.c | 6 ++-- fs/crypto/keysetup_v1.c | 4 +-- fs/ecryptfs/keystore.c | 4 +-- fs/ecryptfs/messaging.c | 2 +- include/crypto/aead.h | 2 +- include/crypto/akcipher.h | 2 +- include/crypto/gf128mul.h | 2 +- include/crypto/hash.h | 2 +- include/crypto/internal/acompress.h | 2 +- include/crypto/kpp.h | 2 +- include/crypto/skcipher.h | 2 +- include/linux/slab.h | 2 +- lib/mpi/mpiutil.c | 6 ++-- lib/test_kasan.c | 6 ++-- mm/slab_common.c | 10 +++--- net/atm/mpoa_caches.c | 4 +-- net/bluetooth/ecdh_helper.c | 6 ++-- net/bluetooth/smp.c | 24 ++++++------- net/core/sock.c | 2 +- net/ipv4/tcp_fastopen.c | 2 +- net/mac80211/aead_api.c | 4 +-- net/mac80211/aes_gmac.c | 2 +- net/mac80211/key.c | 2 +- net/mac802154/llsec.c | 20 +++++------ net/sctp/auth.c | 2 +- net/sctp/socket.c | 2 +- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 +-- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 ++-- net/sunrpc/auth_gss/gss_krb5_mech.c | 2 +- net/tipc/crypto.c | 10 +++--- net/wireless/core.c | 2 +- net/wireless/ibss.c | 4 +-- net/wireless/lib80211_crypt_tkip.c | 2 +- net/wireless/lib80211_crypt_wep.c | 2 +- net/wireless/nl80211.c | 24 ++++++------- net/wireless/sme.c | 6 ++-- net/wireless/util.c | 2 +- net/wireless/wext-sme.c | 2 +- scripts/coccinelle/free/devm_free.cocci | 4 +-- scripts/coccinelle/free/ifnullfree.cocci | 4 +-- scripts/coccinelle/free/kfree.cocci | 6 ++-- scripts/coccinelle/free/kfreeaddr.cocci | 2 +- security/apparmor/domain.c | 4 +-- security/apparmor/include/file.h | 2 +- security/apparmor/policy.c | 24 ++++++------- security/apparmor/policy_ns.c | 6 ++-- security/apparmor/policy_unpack.c | 14 ++++---- security/keys/big_key.c | 6 ++-- security/keys/dh.c | 14 ++++---- security/keys/encrypted-keys/encrypted.c | 14 ++++---- security/keys/trusted-keys/trusted_tpm1.c | 34 +++++++++---------- security/keys/user_defined.c | 6 ++-- 116 files changed, 322 insertions(+), 322 deletions(-) -- 2.18.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 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Hallyn" , Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes Subject: [PATCH v4 0/3] mm, treewide: Rename kzfree() to kfree_sensitive() Date: Mon, 15 Jun 2020 21:57:15 -0400 Message-Id: <20200616015718.7812-1-longman@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Jason A . Donenfeld" , Michal Hocko , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-sctp@vger.kernel.org, target-devel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, devel@driverdev.osuosl.org, linux-cifs@vger.kernel.org, linux-scsi@vger.kernel.org, kasan-dev@googlegroups.com, linux-wpan@vger.kernel.org, Waiman Long , Dan Carpenter , linux-pm@vger.kernel.org, ecryptfs@vger.kernel.org, linux-fscrypt@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, virtualization@lists.linux-foundation.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, David Sterba , linux-bluetooth@vger.kernel.org, linux-security-module@vger.kernel.org, keyrings@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-crypto@vger.kernel.org, Johannes Weiner , linux-integrity@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, wireguard@lists.zx2c4.com, linux-ppp@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" v4: - Break out the memzero_explicit() change as suggested by Dan Carpenter so that it can be backported to stable. - Drop the "crypto: Remove unnecessary memzero_explicit()" patch for now as there can be a bit more discussion on what is best. It will be introduced as a separate patch later on after this one is merged. This patchset makes a global rename of the kzfree() to kfree_sensitive() to highlight the fact buffer clearing is only needed if the data objects contain sensitive information like encrpytion key. The fact that kzfree() uses memset() to do the clearing isn't totally safe either as compiler may compile out the clearing in their optimizer especially if LTO is used. Instead, the new kfree_sensitive() uses memzero_explicit() which won't get compiled out. Waiman Long (3): mm/slab: Use memzero_explicit() in kzfree() mm, treewide: Rename kzfree() to kfree_sensitive() btrfs: Use kfree() in btrfs_ioctl_get_subvol_info() arch/s390/crypto/prng.c | 4 +-- arch/x86/power/hibernate.c | 2 +- crypto/adiantum.c | 2 +- crypto/ahash.c | 4 +-- crypto/api.c | 2 +- crypto/asymmetric_keys/verify_pefile.c | 4 +-- crypto/deflate.c | 2 +- crypto/drbg.c | 10 +++--- crypto/ecc.c | 8 ++--- crypto/ecdh.c | 2 +- crypto/gcm.c | 2 +- crypto/gf128mul.c | 4 +-- crypto/jitterentropy-kcapi.c | 2 +- crypto/rng.c | 2 +- crypto/rsa-pkcs1pad.c | 6 ++-- crypto/seqiv.c | 2 +- crypto/shash.c | 2 +- crypto/skcipher.c | 2 +- crypto/testmgr.c | 6 ++-- crypto/zstd.c | 2 +- .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 2 +- .../allwinner/sun8i-ss/sun8i-ss-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 4 +-- drivers/crypto/atmel-ecc.c | 2 +- drivers/crypto/caam/caampkc.c | 28 +++++++-------- drivers/crypto/cavium/cpt/cptvf_main.c | 6 ++-- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 12 +++---- drivers/crypto/cavium/nitrox/nitrox_lib.c | 4 +-- drivers/crypto/cavium/zip/zip_crypto.c | 6 ++-- drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ++-- drivers/crypto/ccree/cc_aead.c | 4 +-- drivers/crypto/ccree/cc_buffer_mgr.c | 4 +-- drivers/crypto/ccree/cc_cipher.c | 6 ++-- drivers/crypto/ccree/cc_hash.c | 8 ++--- drivers/crypto/ccree/cc_request_mgr.c | 2 +- drivers/crypto/marvell/cesa/hash.c | 2 +- .../crypto/marvell/octeontx/otx_cptvf_main.c | 6 ++-- .../marvell/octeontx/otx_cptvf_reqmgr.h | 2 +- drivers/crypto/mediatek/mtk-aes.c | 2 +- drivers/crypto/nx/nx.c | 4 +-- drivers/crypto/virtio/virtio_crypto_algs.c | 12 +++---- drivers/crypto/virtio/virtio_crypto_core.c | 2 +- drivers/md/dm-crypt.c | 32 ++++++++--------- drivers/md/dm-integrity.c | 6 ++-- drivers/misc/ibmvmc.c | 6 ++-- .../hisilicon/hns3/hns3pf/hclge_mbx.c | 2 +- .../net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 6 ++-- drivers/net/ppp/ppp_mppe.c | 6 ++-- drivers/net/wireguard/noise.c | 4 +-- drivers/net/wireguard/peer.c | 2 +- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- .../net/wireless/intel/iwlwifi/pcie/tx-gen2.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 6 ++-- drivers/net/wireless/intersil/orinoco/wext.c | 4 +-- drivers/s390/crypto/ap_bus.h | 4 +-- drivers/staging/ks7010/ks_hostif.c | 2 +- drivers/staging/rtl8723bs/core/rtw_security.c | 2 +- drivers/staging/wlan-ng/p80211netdev.c | 2 +- drivers/target/iscsi/iscsi_target_auth.c | 2 +- fs/btrfs/ioctl.c | 2 +- fs/cifs/cifsencrypt.c | 2 +- fs/cifs/connect.c | 10 +++--- fs/cifs/dfs_cache.c | 2 +- fs/cifs/misc.c | 8 ++--- fs/crypto/keyring.c | 6 ++-- fs/crypto/keysetup_v1.c | 4 +-- fs/ecryptfs/keystore.c | 4 +-- fs/ecryptfs/messaging.c | 2 +- include/crypto/aead.h | 2 +- include/crypto/akcipher.h | 2 +- include/crypto/gf128mul.h | 2 +- include/crypto/hash.h | 2 +- include/crypto/internal/acompress.h | 2 +- include/crypto/kpp.h | 2 +- include/crypto/skcipher.h | 2 +- include/linux/slab.h | 2 +- lib/mpi/mpiutil.c | 6 ++-- lib/test_kasan.c | 6 ++-- mm/slab_common.c | 10 +++--- net/atm/mpoa_caches.c | 4 +-- net/bluetooth/ecdh_helper.c | 6 ++-- net/bluetooth/smp.c | 24 ++++++------- net/core/sock.c | 2 +- net/ipv4/tcp_fastopen.c | 2 +- net/mac80211/aead_api.c | 4 +-- net/mac80211/aes_gmac.c | 2 +- net/mac80211/key.c | 2 +- net/mac802154/llsec.c | 20 +++++------ net/sctp/auth.c | 2 +- net/sctp/socket.c | 2 +- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 +-- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 ++-- net/sunrpc/auth_gss/gss_krb5_mech.c | 2 +- net/tipc/crypto.c | 10 +++--- net/wireless/core.c | 2 +- net/wireless/ibss.c | 4 +-- net/wireless/lib80211_crypt_tkip.c | 2 +- net/wireless/lib80211_crypt_wep.c | 2 +- net/wireless/nl80211.c | 24 ++++++------- net/wireless/sme.c | 6 ++-- net/wireless/util.c | 2 +- net/wireless/wext-sme.c | 2 +- scripts/coccinelle/free/devm_free.cocci | 4 +-- scripts/coccinelle/free/ifnullfree.cocci | 4 +-- scripts/coccinelle/free/kfree.cocci | 6 ++-- scripts/coccinelle/free/kfreeaddr.cocci | 2 +- security/apparmor/domain.c | 4 +-- security/apparmor/include/file.h | 2 +- security/apparmor/policy.c | 24 ++++++------- security/apparmor/policy_ns.c | 6 ++-- security/apparmor/policy_unpack.c | 14 ++++---- security/keys/big_key.c | 6 ++-- security/keys/dh.c | 14 ++++---- security/keys/encrypted-keys/encrypted.c | 14 ++++---- security/keys/trusted-keys/trusted_tpm1.c | 34 +++++++++---------- security/keys/user_defined.c | 6 ++-- 116 files changed, 322 insertions(+), 322 deletions(-) -- 2.18.1