From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Biggers Subject: [PATCH 06/15] fscrypt: don't clear flags on crypto transform Date: Mon, 30 Apr 2018 15:51:40 -0700 Message-ID: <20180430225149.183514-7-ebiggers3@gmail.com> References: <20180430225149.183514-1-ebiggers3@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20180430225149.183514-1-ebiggers3@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+gldm-linux-mtd-36=gmane.org@lists.infradead.org To: linux-fscrypt@vger.kernel.org, "Theodore Y . Ts'o" Cc: Jaegeuk Kim , linux-ext4@vger.kernel.org, linux-mtd@lists.infradead.org, Eric Biggers , linux-f2fs-devel@lists.sourceforge.net List-Id: linux-f2fs-devel.lists.sourceforge.net From: Eric Biggers fscrypt is clearing the flags on the crypto_skcipher it allocates for each inode. But, this is unnecessary and may cause problems in the future because it will even clear flags that are meant to be internal to the crypto API, e.g. CRYPTO_TFM_NEED_KEY. Remove the unnecessary flag clearing. Signed-off-by: Eric Biggers --- fs/crypto/keyinfo.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index d09df8f751df..0f6a65c6483b 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -325,7 +325,6 @@ int fscrypt_get_encryption_info(struct inode *inode) goto out; } crypt_info->ci_ctfm = ctfm; - crypto_skcipher_clear_flags(ctfm, ~0); crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_REQ_WEAK_KEY); /* * if the provided key is longer than keysize, we use the first -- 2.17.0.441.gb46fe60e1d-goog ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/