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authorzhanghailiang <zhang.zhanghailiang@huawei.com>2014-10-30 10:03:28 +0800
committerMichael Tokarev <mjt@tls.msk.ru>2014-11-02 10:04:34 +0300
commit8ef2b256b94696a3a4bd8aa69a2b0fd7bc246f07 (patch)
tree57fac7b02fdbb2a6d7095eb8bc3b9d05c598e5b6
parent44d8d2b2ddbaa3ee4125ec6cb2e8691e6348b01e (diff)
target-tricore: check return value before using it
We reference the return value of cpu before checking whether it is NULL, The checking code is after that which violates code style. It makes no difference if the cpu is NULL, qemu process will terminate. But one will be 'Segmentation fault' and the other will report a error which is what we want. Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com> Reviewed-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
-rw-r--r--hw/tricore/tricore_testboard.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/tricore/tricore_testboard.c b/hw/tricore/tricore_testboard.c
index eeb4922c4c..a059a20a30 100644
--- a/hw/tricore/tricore_testboard.c
+++ b/hw/tricore/tricore_testboard.c
@@ -71,11 +71,11 @@ static void tricore_testboard_init(MachineState *machine, int board_id)
machine->cpu_model = "tc1796";
}
cpu = cpu_tricore_init(machine->cpu_model);
- env = &cpu->env;
if (!cpu) {
error_report("Unable to find CPU definition");
exit(1);
}
+ env = &cpu->env;
memory_region_init_ram(ext_cram, NULL, "powerlink_ext_c.ram", 2*1024*1024, &error_abort);
vmstate_register_ram_global(ext_cram);
memory_region_init_ram(ext_dram, NULL, "powerlink_ext_d.ram", 4*1024*1024, &error_abort);