* [PATCH] smb: client: Remove unnecessary selection of CRYPTO_ECB
@ 2026-04-04 19:42 Eric Biggers
0 siblings, 0 replies; only message in thread
From: Eric Biggers @ 2026-04-04 19:42 UTC (permalink / raw)
To: linux-cifs, Steve French
Cc: Paulo Alcantara, Ronnie Sahlberg, Shyam Prasad N, Tom Talpey,
Bharath SM, samba-technical, linux-kernel, Eric Biggers
Since the SMB client never uses any ecb(...) algorithm from the
crypto_skcipher API, selecting CRYPTO_ECB is unnecessary.
Specifically, it has been unnecessary since commit 06deeec77a5a ("cifs:
Fix smbencrypt() to stop pointing a scatterlist at the stack") in 2016.
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
---
This patch is targeting the smb client tree.
fs/smb/client/Kconfig | 1 -
fs/smb/client/cifsfs.c | 1 -
2 files changed, 2 deletions(-)
diff --git a/fs/smb/client/Kconfig b/fs/smb/client/Kconfig
index 6d7e178e202db..63831242fddfb 100644
--- a/fs/smb/client/Kconfig
+++ b/fs/smb/client/Kconfig
@@ -7,11 +7,10 @@ config CIFS
select CRYPTO
select CRYPTO_CMAC
select CRYPTO_AEAD2
select CRYPTO_CCM
select CRYPTO_GCM
- select CRYPTO_ECB
select CRYPTO_AES
select CRYPTO_LIB_ARC4
select CRYPTO_LIB_MD5
select CRYPTO_LIB_SHA256
select CRYPTO_LIB_SHA512
diff --git a/fs/smb/client/cifsfs.c b/fs/smb/client/cifsfs.c
index 0541706c36c52..2025739f070ac 100644
--- a/fs/smb/client/cifsfs.c
+++ b/fs/smb/client/cifsfs.c
@@ -2156,11 +2156,10 @@ MODULE_AUTHOR("Steve French");
MODULE_LICENSE("GPL"); /* combination of LGPL + GPL source behaves as GPL */
MODULE_DESCRIPTION
("VFS to access SMB3 servers e.g. Samba, Macs, Azure and Windows (and "
"also older servers complying with the SNIA CIFS Specification)");
MODULE_VERSION(CIFS_VERSION);
-MODULE_SOFTDEP("ecb");
MODULE_SOFTDEP("nls");
MODULE_SOFTDEP("aes");
MODULE_SOFTDEP("cmac");
MODULE_SOFTDEP("aead2");
MODULE_SOFTDEP("ccm");
base-commit: 2febe6e6ee6e34c7754eff3c4d81aa7b0dcb7979
--
2.53.0
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