From ba3193fa8fc8910f724b67a523ec67ee24997d3e Mon Sep 17 00:00:00 2001 From: Alex Hung Date: Mon, 15 Apr 2024 19:05:34 -0600 Subject: drm/amd/display: Fix uninitialized variables in DC This fixes 49 UNINIT issues reported by Coverity. Reviewed-by: Hersen Wu Acked-by: Wayne Lin Signed-off-by: Alex Hung Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/link/link_dpms.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/link/link_dpms.c') diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c index 938421e02770..b53ad18dbfbc 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c @@ -726,7 +726,7 @@ static void set_avmute(struct pipe_ctx *pipe_ctx, bool enable) static void enable_mst_on_sink(struct dc_link *link, bool enable) { - unsigned char mstmCntl; + unsigned char mstmCntl = 0; core_link_read_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1); if (enable) @@ -804,7 +804,7 @@ void link_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable) if (enable) { struct dsc_config dsc_cfg; - struct dsc_optc_config dsc_optc_cfg; + struct dsc_optc_config dsc_optc_cfg = {0}; enum optc_dsc_mode optc_dsc_mode; /* Enable DSC hw block */ @@ -1576,7 +1576,7 @@ static bool write_128b_132b_sst_payload_allocation_table( break; } } else { - union dpcd_rev dpcdRev; + union dpcd_rev dpcdRev = {0}; if (core_link_read_dpcd( link, @@ -2120,7 +2120,7 @@ static enum dc_status enable_link_dp_mst( struct pipe_ctx *pipe_ctx) { struct dc_link *link = pipe_ctx->stream->link; - unsigned char mstm_cntl; + unsigned char mstm_cntl = 0; /* sink signal type after MST branch is MST. Multiple MST sinks * share one link. Link DP PHY is enable or training only once. -- cgit v1.2.3-70-g09d2