diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index 5d0e13d9f24..d6cb3d194ef 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -1,5 +1,5 @@
 /*
- * $Id: mtd_blkdevs.c,v 1.25 2005/07/29 01:57:55 tpoynor Exp $
+ * $Id: mtd_blkdevs.c,v 1.26 2005/07/29 19:42:04 tpoynor Exp $
  *
  * (C) 2003 David Woodhouse <dwmw2@infradead.org>
  *
@@ -289,8 +289,18 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
 	gd->first_minor = (new->devnum) << tr->part_bits;
 	gd->fops = &mtd_blktrans_ops;
 	
-	snprintf(gd->disk_name, sizeof(gd->disk_name),
-		 "%s%c", tr->name, (tr->part_bits?'a':'0') + new->devnum);
+	if (tr->part_bits)
+		if (new->devnum < 26)
+			snprintf(gd->disk_name, sizeof(gd->disk_name),
+				 "%s%c", tr->name, 'a' + new->devnum);
+		else
+			snprintf(gd->disk_name, sizeof(gd->disk_name),
+				 "%s%c%c", tr->name,
+				 'a' - 1 + new->devnum / 26,
+				 'a' + new->devnum % 26);
+	else
+		snprintf(gd->disk_name, sizeof(gd->disk_name),
+			 "%s%d", tr->name, new->devnum);
 
 	/* 2.5 has capacity in units of 512 bytes while still
 	   having BLOCK_SIZE_BITS set to 10. Just to keep us amused. */