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authorAlex Hung <alex.hung@amd.com>2025-06-10 15:40:18 -0600
committerAlex Deucher <alexander.deucher@amd.com>2025-06-24 09:55:43 -0400
commit592ddac93f8c02e13f19175745465f8c4d0f56cd (patch)
tree2e24678e8623ec86d99ecfbad62e27a95756f869
parent7beee6e91c20f297d2eba90397fe44938138f3b8 (diff)
drm/amd/display: Initialize mode_select to 0
[WHAT] mode_select was supposed to be initialized in mpc_read_gamut_remap but is not set in default case. This can cause indeterminate behaviors. This is reported as an UNINIT error by Coverity. Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Fangzhi Zuo <jerry.zuo@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/dc/mpc/dcn401/dcn401_mpc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/mpc/dcn401/dcn401_mpc.c b/drivers/gpu/drm/amd/display/dc/mpc/dcn401/dcn401_mpc.c
index 99c10a7acbf3..f3fb3fe13757 100644
--- a/drivers/gpu/drm/amd/display/dc/mpc/dcn401/dcn401_mpc.c
+++ b/drivers/gpu/drm/amd/display/dc/mpc/dcn401/dcn401_mpc.c
@@ -561,7 +561,7 @@ void mpc401_get_gamut_remap(struct mpc *mpc,
struct mpc_grph_gamut_adjustment *adjust)
{
uint16_t arr_reg_val[12] = {0};
- uint32_t mode_select;
+ uint32_t mode_select = MPCC_GAMUT_REMAP_MODE_SELECT_0;
mpc_read_gamut_remap(mpc, mpcc_id, arr_reg_val, adjust->mpcc_gamut_remap_block_id, &mode_select);