[Qemu-trivial] [PULL 34/47] microblaze: fix memory leak

[Michael Tokarev]

From: Gonglei <address@hidden>

When not assign a -dtb argument, the variable dtb_filename
storage returned from qemu_find_file(), which should be freed
after using.

Signed-off-by: Gonglei <address@hidden>
Signed-off-by: Michael Tokarev <address@hidden>
---
 hw/microblaze/boot.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hw/microblaze/boot.c b/hw/microblaze/boot.c
index 38c59db..e3c1c51 100644
--- a/hw/microblaze/boot.c
+++ b/hw/microblaze/boot.c
@@ -205,5 +205,7 @@ void microblaze_load_kernel(MicroBlazeCPU *cpu, hwaddr 
ddr_base,
                             kernel_cmdline,
                             dtb_filename);
     }
-
+    if (!dtb_arg) {
+        g_free(dtb_filename);
+    }
 }
-- 
2.1.4