1 files changed, 7 insertions, 1 deletions

diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c
index c4daf0f5fc02..d2e09363dd93 100644
--- a/fs/bfs/inode.c
+++ b/fs/bfs/inode.c
@@ -322,9 +322,13 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent)
         int ret = -EINVAL;
         unsigned long i_sblock, i_eblock, i_eoff, s_size;
 
+        lock_kernel();
+
         info = kzalloc(sizeof(*info), GFP_KERNEL);
-        if (!info)
+        if (!info) {
+                unlock_kernel();
                 return -ENOMEM;
+        }
         mutex_init(&info->bfs_lock);
         s->s_fs_info = info;
 
@@ -439,6 +443,7 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent)
         brelse(bh);
         brelse(sbh);
         dump_imap("read_super", s);
+        unlock_kernel();
         return 0;
 
 out3:
@@ -452,6 +457,7 @@ out:
         mutex_destroy(&info->bfs_lock);
         kfree(info);
         s->s_fs_info = NULL;
+        unlock_kernel();
         return ret;
 }