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| author | Sven Schnelle <svens@stackframe.org> | 2008-04-02 13:17:18 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-02 07:40:54 -0700 |
| commit | a5f37c3252b174efdcdd808797a7c529064c95c0 (patch) | |
| tree | 8932c50a54cdbeb1fadda70f388bbc53d6407d9c /fs/afs | |
| parent | 0e81a8ae37687845f7cdfa2adce14ea6a5f1dd34 (diff) | |
| download | lwn-a5f37c3252b174efdcdd808797a7c529064c95c0.tar.gz lwn-a5f37c3252b174efdcdd808797a7c529064c95c0.zip | |
afs: add missing up_write() on return
If afs_cell_alloc() fails, afs_cells_sem doesn't get unlocked, which
leads to a deadlock. Unlock it before returning.
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/afs')
| -rw-r--r-- | fs/afs/cell.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/afs/cell.c b/fs/afs/cell.c index 788865df1bc9..584bb0f9c36a 100644 --- a/fs/afs/cell.c +++ b/fs/afs/cell.c @@ -138,6 +138,7 @@ struct afs_cell *afs_cell_create(const char *name, char *vllist) cell = afs_cell_alloc(name, vllist); if (IS_ERR(cell)) { _leave(" = %ld", PTR_ERR(cell)); + up_write(&afs_cells_sem); return cell; } |