[MTD] redboot partition combined fis / config problem

Can't analyze FIS directory in CYGSEM_REDBOOT_FLASH_COMBINED_FIS_AND_CONFIG
really.

Signed-off-by: Yoshinori Sato <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: David Woodhouse <[e-mail]>

drivers/mtd/redboot.c

···
 				}
 			}
 			break;
+		} else {
+			/* re-calculate of real numslots */
+			numslots = buf[i].size / sizeof(struct fis_image_desc);
 		}
 	}
 	if (i == numslots) {