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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-03-07 11:01:35 (GMT) |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-03-21 00:16:10 (GMT) |
| commit | fb700d3653acbec8fd1f81496ce4da029e12d557 (patch) | |
| tree | a1faed46815de2f139c166293db61fd495e34dd4 /arch/powerpc | |
| parent | 4286f84ef6d7f44de1e70b904706bdc3e1f7af01 (diff) | |
| download | linux-fb700d3653acbec8fd1f81496ce4da029e12d557.tar.xz | |
powerpc/spufs: Fix double unlocks
spufs return path has a bug where it could end up trying to
unlock an inode mutex twice. Fix it.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/inode.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/syscalls.c | 2 |
2 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index d4a094c..114ab14 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -646,6 +646,7 @@ long spufs_create(struct path *path, struct dentry *dentry, out: mutex_unlock(&path->dentry->d_inode->i_mutex); + dput(dentry); return ret; } diff --git a/arch/powerpc/platforms/cell/spufs/syscalls.c b/arch/powerpc/platforms/cell/spufs/syscalls.c index 8591bb6..5665dcc 100644 --- a/arch/powerpc/platforms/cell/spufs/syscalls.c +++ b/arch/powerpc/platforms/cell/spufs/syscalls.c @@ -70,8 +70,6 @@ static long do_spu_create(const char __user *pathname, unsigned int flags, ret = PTR_ERR(dentry); if (!IS_ERR(dentry)) { ret = spufs_create(&path, dentry, flags, mode, neighbor); - mutex_unlock(&path.dentry->d_inode->i_mutex); - dput(dentry); path_put(&path); } |