new helper: mount_bdev()

... and switch of the obvious get_sb_bdev() users to ->mount()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/befs/linuxvfs.c b/fs/befs/linuxvfs.c
index dc39d28..aa4e7c7 100644
--- a/fs/befs/linuxvfs.c
+++ b/fs/befs/linuxvfs.c
@@ -913,18 +913,17 @@
 	return 0;
 }
 
-static int
-befs_get_sb(struct file_system_type *fs_type, int flags, const char *dev_name,
-	    void *data, struct vfsmount *mnt)
+static struct dentry *
+befs_mount(struct file_system_type *fs_type, int flags, const char *dev_name,
+	    void *data)
 {
-	return get_sb_bdev(fs_type, flags, dev_name, data, befs_fill_super,
-			   mnt);
+	return mount_bdev(fs_type, flags, dev_name, data, befs_fill_super);
 }
 
 static struct file_system_type befs_fs_type = {
 	.owner		= THIS_MODULE,
 	.name		= "befs",
-	.get_sb		= befs_get_sb,
+	.mount		= befs_mount,
 	.kill_sb	= kill_block_super,
 	.fs_flags	= FS_REQUIRES_DEV,	
 };