[PATCH 6.6 162/396] cifs: open_cached_dir(): add FILE_READ_EA to desired access

Greg Kroah-Hartman
2024-04-01T16:43:36Z

From: Eugene Korenevsky <ekorenevsky@astralinux.ru>

[ Upstream commit f1b8224b4e6ed59e7e6f5c548673c67410098d8d ]

Since smb2_query_eas() reads EA and uses cached directory,
open_cached_dir() should request FILE_READ_EA access.

Otherwise listxattr() and getxattr() will fail with EACCES
(0xc0000022 STATUS_ACCESS_DENIED SMB status).

Link: https://bugzilla.kernel.org/show_bug.cgi?id=218543
Cc: stable@vger.kernel.org
Signed-off-by: Eugene Korenevsky <ekorenevsky@astralinux.ru>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
fs/smb/client/cached_dir.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/smb/client/cached_dir.c b/fs/smb/client/cached_dir.c
index 5730c65ffb40d..15e1215bc4e5a 100644
--- a/fs/smb/client/cached_dir.c
+++ b/fs/smb/client/cached_dir.c
@@ -233,7 +233,8 @@ int open_cached_dir(unsigned int xid, struct cifs_tcon *tcon,
.tcon = tcon,
.path = path,
.create_options = cifs_create_options(cifs_sb, CREATE_NOT_FILE),
- .desired_access = FILE_READ_DATA | FILE_READ_ATTRIBUTES,
+ .desired_access = FILE_READ_DATA | FILE_READ_ATTRIBUTES |
+ FILE_READ_EA,
.disposition = FILE_OPEN,
.fid = pfid,
};
--
2.43.0