1 files changed, 7 insertions, 1 deletions

diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index 34235d4bf08b..3069416fa8ef 100644
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -382,9 +382,13 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent)
         struct inode *root_inode;
         int res;
 
+        lock_kernel();
+
         sbi = kzalloc(sizeof(struct hfs_sb_info), GFP_KERNEL);
-        if (!sbi)
+        if (!sbi) {
+                unlock_kernel();
                 return -ENOMEM;
+        }
         sb->s_fs_info = sbi;
         INIT_HLIST_HEAD(&sbi->rsrc_inodes);
 
@@ -435,6 +439,7 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent)
         sb->s_root->d_op = &hfs_dentry_operations;
 
         /* everything's okay */
+        unlock_kernel();
         return 0;
 
 bail_iput:
@@ -443,6 +448,7 @@ bail_no_root:
         printk(KERN_ERR "hfs: get root inode failed.\n");
 bail:
         hfs_mdb_put(sb);
+        unlock_kernel();
         return res;
 }