Free addrinfo struct on getaddrinfo() errors

stephane · Jan 24, 2024 · 196ae76 · 196ae76
1 parent e6b71a8
commit 196ae76
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/modbus-tcp.c b/src/modbus-tcp.c
@@ -403,6 +403,7 @@ static int _modbus_tcp_pi_connect(modbus_t *ctx)
         if (ctx->debug) {
             fprintf(stderr, "Error returned by getaddrinfo: %s\n", gai_strerror(rc));
         }
+        freeaddrinfo(ai_list);
         errno = ECONNREFUSED;
         return -1;
     }
@@ -628,6 +629,7 @@ int modbus_tcp_pi_listen(modbus_t *ctx, int nb_connection)
         if (ctx->debug) {
             fprintf(stderr, "Error returned by getaddrinfo: %s\n", gai_strerror(rc));
         }
+        freeaddrinfo(ai_list);
         errno = ECONNREFUSED;
         return -1;
     }