On Thu, Mar 03, 2022 at 11:25:03AM -0600, Gustavo A. R. Silva wrote:
Fix the following Wstringop-overflow warnings when building with GCC-11:
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dpia.c:493:17: warning: ‘dp_decide_lane_settings’ accessing 4 bytes in a region of size 1 [-Wstringop-overflow=]
Can you "show your work" a little more here? I don't actually see the what is getting fixed:
enum dc_lane_count { ... LANE_COUNT_FOUR = 4, ... LANE_COUNT_DP_MAX = LANE_COUNT_FOUR };
struct link_training_settings { ... union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]; };
void dp_hw_to_dpcd_lane_settings( ... union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]) { ... }
static enum link_training_result dpia_training_cr_transparent( ... struct link_training_settings *lt_settings) { ... dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); ... }
Everything looks to be the correct size?