diff mbox series

[vfs,2/2] gfs2: Switch to may_setattr in gfs2_setattr

Message ID 20210728124734.227375-3-rpeterso@redhat.com (mailing list archive)
State New, archived
Headers show
Series Fix gfs2 setattr bug | expand

Commit Message

Bob Peterson July 28, 2021, 12:47 p.m. UTC 
From: Andreas Gruenbacher <agruenba@redhat.com>

The permission check in gfs2_setattr is an old and outdated version of
may_setattr().  Switch to the updated version.

Fixes fstest generic/079.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
---
 fs/gfs2/inode.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 6e15434b23ac..3130f85d2b3f 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -1985,8 +1985,8 @@  static int gfs2_setattr(struct user_namespace *mnt_userns,
 	if (error)
 		goto out;
 
-	error = -EPERM;
-	if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
+	error = may_setattr(&init_user_ns, inode, attr->ia_valid);
+	if (error)
 		goto error;
 
 	error = setattr_prepare(&init_user_ns, dentry, attr);