mtd: Use get_mtd_device_nm() to find named device in get_sb_mtd()

This removes the need to know the number of MTD devices.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 6 insertions, 12 deletions

diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c
index af8b42e0a55b..d2570523d703 100644
--- a/drivers/mtd/mtdsuper.c
+++ b/drivers/mtd/mtdsuper.c
@@ -150,18 +150,12 @@ int get_sb_mtd(struct file_system_type *fs_type, int flags,
                         DEBUG(1, "MTDSB: mtd:%%s, name \"%s\"\n",
                               dev_name + 4);
 
-                        for (mtdnr = 0; mtdnr < MAX_MTD_DEVICES; mtdnr++) {
-                                mtd = get_mtd_device(NULL, mtdnr);
-                                if (!IS_ERR(mtd)) {
-                                        if (!strcmp(mtd->name, dev_name + 4))
-                                                return get_sb_mtd_aux(
-                                                        fs_type, flags,
-                                                        dev_name, data, mtd,
-                                                        fill_super, mnt);
-
-                                        put_mtd_device(mtd);
-                                }
-                        }
+                        mtd = get_mtd_device_nm(dev_name + 4);
+                        if (!IS_ERR(mtd))
+                                return get_sb_mtd_aux(
+                                        fs_type, flags,
+                                        dev_name, data, mtd,
+                                        fill_super, mnt);
 
                         printk(KERN_NOTICE "MTD:"
                                " MTD device with name \"%s\" not found.\n",