This is a note to let you know that I've just added the patch titled
cifs: add check for returning value of SMB2_set_info_init
to the 6.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
cifs-add-check-for-returning-value-of-smb2_set_info_.patch
and it can be found in the queue-6.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit acee8fab49e2823c491c7eda801952cdcb5aeee8
Author: Anastasia Belova <abelova@xxxxxxxxxxxxx>
Date: Wed Nov 16 17:10:27 2022 +0300
cifs: add check for returning value of SMB2_set_info_init
[ Upstream commit a51e5d293dd1c2e7bf6f7be788466cd9b5d280fb ]
If the returning value of SMB2_set_info_init is an error-value,
exit the function.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: 0967e5457954 ("cifs: use a compound for setting an xattr")
Signed-off-by: Anastasia Belova <abelova@xxxxxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 86a1f282c8b4..b724bf42b540 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -1123,6 +1123,8 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
COMPOUND_FID, current->tgid,
FILE_FULL_EA_INFORMATION,
SMB2_O_INFO_FILE, 0, data, size);
+ if (rc)
+ goto sea_exit;
smb2_set_next_command(tcon, &rqst[1]);
smb2_set_related(&rqst[1]);
