UBI: Fastmap: Fix PEB array type

The PEB array is an array of __be32, so let's fix the
scan_pool() prototype accordingly.

Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>

Signed-off-by: Heiko Schocher <hs@denx.de>
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index 48ba98a..f824ec8 100644
--- a/drivers/mtd/ubi/fastmap.c
+++ b/drivers/mtd/ubi/fastmap.c
@@ -453,11 +453,11 @@
  */
 #ifndef __UBOOT__
 static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,
-		     int *pebs, int pool_size, unsigned long long *max_sqnum,
+		     __be32 *pebs, int pool_size, unsigned long long *max_sqnum,
 		     struct list_head *free)
 #else
 static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,
-		     int *pebs, int pool_size, unsigned long long *max_sqnum,
+		     __be32 *pebs, int pool_size, unsigned long long *max_sqnum,
 		     struct list_head *free)
 #endif
 {