X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=tools%2Ffirmware-utils%2Fsrc%2Fmkcsysimg.c;fp=tools%2Ffirmware-utils%2Fsrc%2Fmkcsysimg.c;h=e156f79153ae6625c93ad6e227b3fc847ec19047;hp=7c0002c40473fa43ebc39ccfb0eaa20e7472cbb0;hb=052a30d65e90ac9b3359f4a23aa3024d102c178c;hpb=a2f66229450dc2f7647c19ac83f3948e809406c2;ds=sidebyside

diff --git a/tools/firmware-utils/src/mkcsysimg.c b/tools/firmware-utils/src/mkcsysimg.c
index 7c0002c404..e156f79153 100644
--- a/tools/firmware-utils/src/mkcsysimg.c
+++ b/tools/firmware-utils/src/mkcsysimg.c
@@ -493,6 +493,9 @@ csum_get(struct csum_state *css)
 	case CSUM_SIZE_16:
 		ret = csum16_get(css);
 		break;
+	default:
+		ERR("invalid checksum size\n");
+		return 0;
 	}
 
 	return ret;