commit 80fbf1e934ed1e2dafea65e88bb91a501f175a3b
from: Omar Polo <op@omarpolo.com>
date: Wed Jun 16 15:04:42 2021 UTC

make sure l is always initialized

I can't think of cases where we reach serialize_iri and path is NULL,
but let's keep the safe side and initialize l.  gcc 8 found this,
clang didn't.

commit - 2d383cbd5f19052f4f4d154e0d5e4ec387b12690
commit + 80fbf1e934ed1e2dafea65e88bb91a501f175a3b
blob - e1552d6b8595ba8240fe007659929e6180225ef4
blob + 64fcca2ef9ac7db0b13f285c8b579f6fc6aa0e8e
--- iri.c
+++ iri.c
@@ -424,7 +424,7 @@ trim_req_iri(char *iri, const char **err)
 int
 serialize_iri(struct iri *i, char *buf, size_t len)
 {
-	size_t l;
+	size_t l = 0;
 
 	/* in ex.c we receive empty "" strings as NULL */
 	if (i->schema == NULL || i->host == NULL) {