diff mbox series

[v2,2/3] selftests/resctrl: Always initialize ecx to avoid build warnings

Message ID 20240822081114.4695-3-ilpo.jarvinen@linux.intel.com (mailing list archive)
State New
Headers show
Series selftests: Fix cpuid / vendor checking build issues | expand

Commit Message

Ilpo Järvinen Aug. 22, 2024, 8:11 a.m. UTC 
To avoid warnings when __cpuid_count() is an empty stub, always
initialize ecx because it is used in the return statement.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
---
 tools/testing/selftests/resctrl/cat_test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Reinette Chatre Aug. 22, 2024, 4:26 p.m. UTC | #1 
Hi Ilpo,

On 8/22/24 1:11 AM, Ilpo Järvinen wrote:
> To avoid warnings when __cpuid_count() is an empty stub, always
> initialize ecx because it is used in the return statement.
> 
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
> Reviewed-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
> ---

Acked-by: Reinette Chatre <reinette.chatre@intel.com>

Reinette
diff mbox series

Patch

diff --git a/tools/testing/selftests/resctrl/cat_test.c b/tools/testing/selftests/resctrl/cat_test.c
index 51a1cb6aac34..9882c5d19408 100644
--- a/tools/testing/selftests/resctrl/cat_test.c
+++ b/tools/testing/selftests/resctrl/cat_test.c
@@ -290,7 +290,7 @@  static int cat_run_test(const struct resctrl_test *test, const struct user_param
 
 static bool arch_supports_noncont_cat(const struct resctrl_test *test)
 {
-	unsigned int eax, ebx, ecx, edx;
+	unsigned int eax, ebx, ecx = 0, edx;
 
 	switch (get_vendor()) {
 	case ARCH_AMD: