1 files changed, 1 insertions, 0 deletions

diff --git a/fs/sysv/super.c b/fs/sysv/super.c
index d0c6a007ce83..eda10959714f 100644
--- a/fs/sysv/super.c
+++ b/fs/sysv/super.c
@@ -487,6 +487,7 @@ static int v7_fill_super(struct super_block *sb, void *data, int silent)
         sbi->s_sb = sb;
         sbi->s_block_base = 0;
         sbi->s_type = FSTYPE_V7;
+        mutex_init(&sbi->s_lock);
         sb->s_fs_info = sbi;
         
         sb_set_blocksize(sb, 512);