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authorMiklos Szeredi <mszeredi@redhat.com>2021-10-22 17:03:01 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-22 09:30:58 +0100
commit5fd7d62daa241f0d5c6d25b29b2ba4bba48872cb (patch)
treecf7046240d3c9484ffb2f380d6c73040e8d01c47 /fs
parentb99bdf127af91d53919e96292c05f737c45ea59a (diff)
fuse: annotate lock in fuse_reverse_inval_entry()
commit bda9a71980e083699a0360963c0135657b73f47a upstream. Add missing inode lock annotatation; found by syzbot. Reported-and-tested-by: syzbot+9f747458f5990eaa8d43@syzkaller.appspotmail.com Signed-off-by: Miklos Szeredi <mszeredi@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/fuse/dir.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index e7667497b6b7..8e95a75a4559 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1132,7 +1132,7 @@ int fuse_reverse_inval_entry(struct fuse_conn *fc, u64 parent_nodeid,
if (!parent)
return -ENOENT;
- inode_lock(parent);
+ inode_lock_nested(parent, I_MUTEX_PARENT);
if (!S_ISDIR(parent->i_mode))
goto unlock;