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[PULL 20/20] hw/ppc/virtex_ml507:fix leak of fdevice tree blob

From: David Gibson
Subject: [PULL 20/20] hw/ppc/virtex_ml507:fix leak of fdevice tree blob
Date: Fri, 21 Feb 2020 14:36:50 +1100

From: Chen Qun <address@hidden>

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

Reported-by: Euler Robot <address@hidden>
Signed-off-by: Chen Qun <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: David Gibson <address@hidden>
 hw/ppc/virtex_ml507.c | 1 +
 1 file changed, 1 insertion(+)

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;

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