ipa-firmware: The more_more_magic is to indicate the payload

* Ignore the value of the field there is no sematnic change
  to the content of the file..
diff --git a/openbsc/src/ipaccess/ipaccess-firmware.c b/openbsc/src/ipaccess/ipaccess-firmware.c
index 8aba509..d9b9d0a 100644
--- a/openbsc/src/ipaccess/ipaccess-firmware.c
+++ b/openbsc/src/ipaccess/ipaccess-firmware.c
@@ -77,10 +77,6 @@
 	INIT_LLIST_HEAD(&header->header_list);
 	llist_add(&header->entry, list);
 
-	/* this semantic appears to be only the case for 0x0000 */
-	if (firmware_header->more_more_magic != 0)
-		return -1;
-
 	if (ntohs(firmware_header->part_length) % PART_LENGTH != 0) {
 		fprintf(stderr, "The part length seems to be wrong.\n");
 		return -1;