From 7d0006839846bef68fa3d96886b8e5d8f8ec52f1 Mon Sep 17 00:00:00 2001
From: Song Gao <gaosong@loongson.cn>
Date: Tue, 7 May 2024 10:22:39 +0800
Subject: [PATCH] hw/loongarch/virt: Fix memory leak
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

The char pointer 'ramName' point to a block of memory,
but never free it. Use 'g_autofree' to automatically free it.

Resolves: Coverity CID 1544773

Fixes: 0cf1478d6 ("hw/loongarch: Add numa support")
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240507022239.3113987-1-gaosong@loongson.cn>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
(cherry picked from commit 54c52ec719fb8c83bbde54cb87b58688ab27c166)
Signed-off-by: zhujun2 <zhujun2_yewu@cmss.chinamobile.com>
---
 hw/loongarch/virt.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index 5d4fcb7a55..eca3b94581 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -925,7 +925,6 @@ static void loongarch_init(MachineState *machine)
     const CPUArchIdList *possible_cpus;
     MachineClass *mc = MACHINE_GET_CLASS(machine);
     CPUState *cpu;
-    char *ramName = NULL;
     struct loaderparams loaderparams = { };
 
     if (!cpu_model) {
@@ -985,7 +984,7 @@ static void loongarch_init(MachineState *machine)
 
     for (i = 1; i < nb_numa_nodes; i++) {
         MemoryRegion *nodemem = g_new(MemoryRegion, 1);
-        ramName = g_strdup_printf("loongarch.node%d.ram", i);
+        g_autofree char *ramName = g_strdup_printf("loongarch.node%d.ram", i);
         memory_region_init_alias(nodemem, NULL, ramName, machine->ram,
                                  offset,  numa_info[i].node_mem);
         memory_region_add_subregion(address_space_mem, phyAddr, nodemem);
-- 
2.41.0.windows.1