From: Anastasia Belova <abelova@astralinux.ru>
Date: Tue, 15 Nov 2022 17:27:01 +0300
Subject: [PATCH] cifs: add check for returning value of SMB2_close_init
Git-commit: d520de6cb42e88a1d008b54f935caf9fc05951da
References: bsc#1190317
Patch-mainline: v6.1-rc6
If the returning value of SMB2_close_init is an error-value,
exit the function.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: 352d96f3acc6 ("cifs: multichannel: move channel selection above transport layer")
Signed-off-by: Anastasia Belova <abelova@astralinux.ru>
Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Enzo Matsumiya <ematsumiya@suse.de>
---
fs/cifs/smb2ops.c | 2 ++
1 file changed, 2 insertions(+)
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -1327,6 +1327,8 @@ smb2_set_ea(const unsigned int xid, stru
rqst[2].rq_iov = close_iov;
rqst[2].rq_nvec = 1;
rc = SMB2_close_init(tcon, &rqst[2], COMPOUND_FID, COMPOUND_FID, false);
+ if (rc)
+ goto sea_exit;
smb2_set_related(&rqst[2]);
rc = compound_send_recv(xid, ses, flags, 3, rqst,