OSPF: variable-length array of size 0 replaced by alloca()'d pointer (051f258c) · Commits · 戴 / Bird

proto/ospf/ospf.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -1289,7 +1289,7 @@ ospf_sh_state(struct proto *P, int verbose, int reachable)

		uint num = p->gr->hash_entries;
		struct top_hash_entry *hea[num];
		struct top_hash_entry *hex[verbose ? num : 0];
		struct top_hash_entry *hex = verbose ? alloca(num sizeof(struct top_hash_entry *)) : NULL;
		struct top_hash_entry *he;
		struct top_hash_entry *cnode = NULL;

		@@ -1334,6 +1334,8 @@ ospf_sh_state(struct proto *P, int verbose, int reachable)

		lsa_compare_ospf3 = !ospf2;
		qsort(hea, j1, sizeof(struct top_hash_entry *), lsa_compare_for_state);

		if (verbose)
		qsort(hex, jx, sizeof(struct top_hash_entry *), ext_compare_for_state);

		/*