Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> writes:
> ==24749== Syscall param ioctl(generic) points to uninitialised byte(s)
> ==24749== at 0x6A8ADC7: ioctl (syscall-template.S:84)
> ==24749== by 0x5067687: drmIoctl (in /opt/xorg/lib64/libdrm.so.2.4.0)
> ==24749== by 0x138531: kmstest_set_connector_dpms (igt_kms.c:1022)
> ==24749== by 0x112937: set_dpms (kms_flip.c:263)
> ==24749== by 0x112937: run_test_step (kms_flip.c:776)
> ==24749== by 0x112937: event_loop (kms_flip.c:1138)
> ==24749== by 0x115468: run_test_on_crtc_set (kms_flip.c:1378)
> ==24749== by 0x115468: run_test (kms_flip.c:1450)
> ==24749== by 0x1111CF: main (kms_flip.c:1673)
> ==24749== Address 0x1ffefff2a0 is on thread 1's stack
> ==24749== in frame #2, created by kmstest_set_connector_dpms (igt_kms.c:1012)
>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
> ---
> lib/igt_kms.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/lib/igt_kms.c b/lib/igt_kms.c
> index 9fe800d1..0c6dbf74 100644
> --- a/lib/igt_kms.c
> +++ b/lib/igt_kms.c
> @@ -1014,11 +1014,10 @@ void kmstest_set_connector_dpms(int fd, drmModeConnector *connector, int mode)
> bool found_it = false;
>
> for (i = 0; i < connector->count_props; i++) {
> - struct drm_mode_get_property prop;
> + struct drm_mode_get_property prop = {
> + .prop_id = connector->props[i],
> + };
>
> - prop.prop_id = connector->props[i];
> - prop.count_values = 0;
> - prop.count_enum_blobs = 0;
> if (drmIoctl(fd, DRM_IOCTL_MODE_GETPROPERTY, &prop))
> continue;
>
> --
> 2.13.3
>
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