From: Vincent Bernat <vbe@deezer.com>
Date: Tue, 1 Apr 2014 17:20:28 +0000 (+0200)
Subject: asprintf: fix warnings in SNMP tests related to asprintf
X-Git-Tag: 0.7.8~25
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=6a5334d4d523483d527d67bd78e17e4de92517eb;p=thirdparty%2Flldpd.git

asprintf: fix warnings in SNMP tests related to asprintf
---

diff --git a/tests/check_snmp.c b/tests/check_snmp.c
index 20e58050..c82ad15c 100644
--- a/tests/check_snmp.c
+++ b/tests/check_snmp.c
@@ -333,7 +333,11 @@ snmp_oidrepr(oid *name, size_t namelen)
 	for (i = 0; i < namelen; i++) {
 		/* Not very efficient... */
 		char *newbuffer = NULL;
-		asprintf(&newbuffer, "%s.%u", buffer[current]?buffer[current]:"", name[i]);
+		if (asprintf(&newbuffer, "%s.%lu", buffer[current]?buffer[current]:"", name[i]) == -1) {
+			free(buffer[current]);
+			buffer[current] = NULL;
+			return NULL;
+		}
 		if (buffer[current]) free(buffer[current]);
 		buffer[current] = newbuffer;
 	}