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| author | Kou Ishizaki <kou.ishizaki@toshiba.co.jp> | 2008-10-09 10:45:49 +1100 |
|---|---|---|
| committer | Jeremy Kerr <jk@ozlabs.org> | 2008-10-10 11:06:17 +1100 |
| commit | 6747c2ee8abf749e63fee8cd01a9ee293e6a4247 (patch) | |
| tree | c1cb647d2169d0d12eab81e65b7f90d68a89f244 /arch/powerpc/platforms/cell/spufs/inode.c | |
| parent | ba0b996d01eaca4f3cc1f07dcc238fcad7e0d427 (diff) | |
| download | kernel_samsung_smdk4412-6747c2ee8abf749e63fee8cd01a9ee293e6a4247.zip kernel_samsung_smdk4412-6747c2ee8abf749e63fee8cd01a9ee293e6a4247.tar.gz kernel_samsung_smdk4412-6747c2ee8abf749e63fee8cd01a9ee293e6a4247.tar.bz2 | |
powerpc/spufs: add a missing mutex_unlock
A mutex_unlock(&gang->aff_mutex) in spufs_create_context() is missing
in case spufs_context_open() fails. As a result, spu_create syscall
and spu_get_idle() may block.
This patch adds the mutex_unlock.
Signed-off-by: Kou Ishizaki <kou.ishizaki@toshiba.co.jp>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Acked-by: Andre Detsch <adetsch@br.ibm.com>
Diffstat (limited to 'arch/powerpc/platforms/cell/spufs/inode.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/inode.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index d79ac67..6b7c7b1 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -496,6 +496,8 @@ spufs_create_context(struct inode *inode, struct dentry *dentry, ret = spufs_context_open(dget(dentry), mntget(mnt)); if (ret < 0) { WARN_ON(spufs_rmdir(inode, dentry)); + if (affinity) + mutex_unlock(&gang->aff_mutex); mutex_unlock(&inode->i_mutex); spu_forget(SPUFS_I(dentry->d_inode)->i_ctx); goto out; |