[PATCH 08/18] drm/i915: Use memmove() for punching the hole into infoframes

Ville Syrjala ville.syrjala at linux.intel.com
Thu Sep 20 18:51:35 UTC 2018


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Replace the hand rolled memmove() with the real thing.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_hdmi.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index a2dab0b6bde6..3b56ab253171 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -457,9 +457,7 @@ static void intel_write_infoframe(struct drm_encoder *encoder,
 		return;
 
 	/* Insert the 'hole' (see big comment above) at position 3 */
-	buffer[0] = buffer[1];
-	buffer[1] = buffer[2];
-	buffer[2] = buffer[3];
+	memmove(&buffer[0], &buffer[1], 3);
 	buffer[3] = 0;
 	len++;
 
-- 
2.16.4



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