knfsd: Fixed problem with NFS exporting directories which are mounted on.

[pandora-kernel.git] / fs / super.c

diff --git a/fs/super.c b/fs/super.c
index 5260d62..fc8ebed 100644 (file)
--- a/fs/super.c
+++ b/fs/super.c
@@ -884,6 +884,7 @@ vfs_kern_mount(struct file_system_type *type, int flags, const char *name, void
        error = type->get_sb(type, flags, name, data, mnt);
        if (error < 0)
                goto out_free_secdata;
+       BUG_ON(!mnt->mnt_sb);
 
        error = security_sb_kern_mount(mnt->mnt_sb, secdata);
        if (error)