diff options
author | Li Zefan <lizf@cn.fujitsu.com> | 2009-03-12 14:31:29 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-12 16:20:23 -0700 |
commit | a3cfbb53b1764a3d1f58ddc032737ab9edaa7d41 (patch) | |
tree | 818ca39043749382a4b91d0310f532bf2fdc22ce /fs | |
parent | e5bc49ba7439b9726006d031d440cba96819f0f8 (diff) | |
download | op-kernel-dev-a3cfbb53b1764a3d1f58ddc032737ab9edaa7d41.zip op-kernel-dev-a3cfbb53b1764a3d1f58ddc032737ab9edaa7d41.tar.gz |
vfs: add missing unlock in sget()
In sget(), destroy_super(s) is called with s->s_umount held, which makes
lockdep unhappy.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Menage <menage@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/super.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -371,8 +371,10 @@ retry: continue; if (!grab_super(old)) goto retry; - if (s) + if (s) { + up_write(&s->s_umount); destroy_super(s); + } return old; } } @@ -387,6 +389,7 @@ retry: err = set(s, data); if (err) { spin_unlock(&sb_lock); + up_write(&s->s_umount); destroy_super(s); return ERR_PTR(err); } |