rtpengine: make sure second call does not crash

OpenSIPS · Mar 23, 2018 · aca09b4 · aca09b4
1 parent 583a651
commit aca09b4
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/modules/rtpengine/rtpengine.c b/modules/rtpengine/rtpengine.c
@@ -2239,6 +2239,8 @@ static int rtpe_fetch_stats(struct sip_msg *msg, bencode_buffer_t *retbuf, benco
 	if (ctx) {
 		/* allocate stats now */
 		if (ctx->stats) {
+			if (ctx->stats->dict) /* there was a previous run and resulted in an error */
+				return -1;
 			*retbuf = ctx->stats->buf;
 			*retdict = ctx->stats->dict;
 			return 1;