vtest: handle empty headers when reading the response

vtest would segfault due to a null pointer access on empty headers

vtest: handle empty headers when reading the response
vtest would segfault due to a null pointer access on empty headers
3207f0da · Nils Goroll · dee47cc4 · 3207f0da
Commit 3207f0da authored Feb 27, 2019 by Nils Goroll
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vtc_http.c bin/varnishtest/vtc_http.c +2 -0

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--- a/bin/varnishtest/vtc_http.c
+++ b/bin/varnishtest/vtc_http.c
@@ -706,6 +706,8 @@ cmd_http_rxresp(CMD_ARGS)
 		    "Multiple Content-Length headers.\n");
 	if (!has_obj)
 		return;
+	if (!hp->resp[0] || !hp->resp[1])
+		return;
 	else if (!strcmp(hp->resp[1], "200"))
 		http_swallow_body(hp, hp->resp, 1, 0);
 	else