Merge branch 'bugfix_stratum_leak' into bfgminer

util.c

@@ -823,7 +823,6 @@ bool extract_sockaddr(struct pool *pool, char *url)
 	struct addrinfo hints, *res;
 	int url_len, port_len = 0;
 
-	pool->sockaddr_url = url;
 	url_begin = strstr(url, "//");
 	if (!url_begin)
 		url_begin = url;
@@ -849,6 +848,7 @@ bool extract_sockaddr(struct pool *pool, char *url)
 	else
 		strcpy(port, "80");
 
+	free(pool->stratum_port);
 	pool->stratum_port = strdup(port);
 
 	memset(&hints, 0, sizeof(struct addrinfo));
@@ -862,6 +862,7 @@ bool extract_sockaddr(struct pool *pool, char *url)
 	}
 
 	pool->server = (struct sockaddr_in *)res->ai_addr;
+	free(pool->sockaddr_url);
 	pool->sockaddr_url = strdup(url_address);
 
 	return true;
@@ -1081,6 +1082,13 @@ static bool parse_notify(struct pool *pool, json_t *val)
 	}
 
 	mutex_lock(&pool->pool_lock);
+	free(pool->swork.job_id);
+	free(pool->swork.prev_hash);
+	free(pool->swork.coinbase1);
+	free(pool->swork.coinbase2);
+	free(pool->swork.bbversion);
+	free(pool->swork.nbit);
+	free(pool->swork.ntime);
 	pool->swork.job_id = job_id;
 	pool->swork.prev_hash = prev_hash;
 	pool->swork.coinbase1 = coinbase1;