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/fat/namei_msdos.c b/fs/fat/namei_msdos.c
index bbca5c1..3345aab 100644
--- a/fs/fat/namei_msdos.c
+++ b/fs/fat/namei_msdos.c
@@ -675,18 +675,17 @@
 	return 0;
 }
 
-static int msdos_get_sb(struct file_system_type *fs_type,
+static struct dentry *msdos_mount(struct file_system_type *fs_type,
 			int flags, const char *dev_name,
-			void *data, struct vfsmount *mnt)
+			void *data)
 {
-	return get_sb_bdev(fs_type, flags, dev_name, data, msdos_fill_super,
-			   mnt);
+	return mount_bdev(fs_type, flags, dev_name, data, msdos_fill_super);
 }
 
 static struct file_system_type msdos_fs_type = {
 	.owner		= THIS_MODULE,
 	.name		= "msdos",
-	.get_sb		= msdos_get_sb,
+	.mount		= msdos_mount,
 	.kill_sb	= kill_block_super,
 	.fs_flags	= FS_REQUIRES_DEV,
 };
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index 6f0f6c9..b936703 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -1071,18 +1071,17 @@
 	return 0;
 }
 
-static int vfat_get_sb(struct file_system_type *fs_type,
+static struct dentry *vfat_mount(struct file_system_type *fs_type,
 		       int flags, const char *dev_name,
-		       void *data, struct vfsmount *mnt)
+		       void *data)
 {
-	return get_sb_bdev(fs_type, flags, dev_name, data, vfat_fill_super,
-			   mnt);
+	return mount_bdev(fs_type, flags, dev_name, data, vfat_fill_super);
 }
 
 static struct file_system_type vfat_fs_type = {
 	.owner		= THIS_MODULE,
 	.name		= "vfat",
-	.get_sb		= vfat_get_sb,
+	.mount		= vfat_mount,
 	.kill_sb	= kill_block_super,
 	.fs_flags	= FS_REQUIRES_DEV,
 };