eCryptfs: initialize persistent lower file on inode create
Initialize persistent lower file on inode create.
Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index b97e2106..f8cdab2 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -47,15 +47,16 @@
*/
static struct inode *ecryptfs_alloc_inode(struct super_block *sb)
{
- struct ecryptfs_inode_info *ecryptfs_inode;
+ struct ecryptfs_inode_info *inode_info;
struct inode *inode = NULL;
- ecryptfs_inode = kmem_cache_alloc(ecryptfs_inode_info_cache,
- GFP_KERNEL);
- if (unlikely(!ecryptfs_inode))
+ inode_info = kmem_cache_alloc(ecryptfs_inode_info_cache, GFP_KERNEL);
+ if (unlikely(!inode_info))
goto out;
- ecryptfs_init_crypt_stat(&ecryptfs_inode->crypt_stat);
- inode = &ecryptfs_inode->vfs_inode;
+ ecryptfs_init_crypt_stat(&inode_info->crypt_stat);
+ mutex_init(&inode_info->lower_file_mutex);
+ inode_info->lower_file = NULL;
+ inode = &inode_info->vfs_inode;
out:
return inode;
}