[PULL,20/20] hw/ppc/virtex_ml507:fix leak of fdevice tree blob
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Message ID 20200221033650.444386-21-david@gibson.dropbear.id.au
State New
Headers show
Series
  • Untitled series #245079
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Commit Message

David Gibson Feb. 21, 2020, 3:36 a.m. UTC
From: Chen Qun <kuhn.chenqun@huawei.com>

The device tree blob returned by load_device_tree is malloced.
We should free it after cpu_physical_memory_write().

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Message-Id: <20200218091154.21696-3-kuhn.chenqun@huawei.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/ppc/virtex_ml507.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/hw/ppc/virtex_ml507.c b/hw/ppc/virtex_ml507.c
index 91dd00ee91..4eef70069f 100644
--- a/hw/ppc/virtex_ml507.c
+++ b/hw/ppc/virtex_ml507.c
@@ -188,6 +188,7 @@  static int xilinx_load_device_tree(hwaddr addr,
     if (r < 0)
         fprintf(stderr, "couldn't set /chosen/bootargs\n");
     cpu_physical_memory_write(addr, fdt, fdt_size);
+    g_free(fdt);
     return fdt_size;
 }