From: Alex Hung Date: Thu, 6 Jun 2024 18:38:45 +0000 (-0600) Subject: drm/amd/display: Remove redundant checks for res_pool->dccg X-Git-Tag: io_uring-6.11-20240722~49^2~18^2~25 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=1a664dc0cfdf0942945aa902d0c38f37fcefbb8e;p=linux-block.git drm/amd/display: Remove redundant checks for res_pool->dccg The null checks for res_pool->dccg are redundant as it was already dereferenced previously, as reported by Coverity; therefore the null checks are removed. This fixes 6 REVERSE_INULL issues reported by Coverity. Reviewed-by: Harry Wentland Acked-by: Hamza Mahfooz Signed-off-by: Alex Hung Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn201/dcn201_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn201/dcn201_hwseq.c index 86d871cc74c7..f96adc689055 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn201/dcn201_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn201/dcn201_hwseq.c @@ -240,7 +240,7 @@ void dcn201_init_hw(struct dc *dc) res_pool->ref_clocks.xtalin_clock_inKhz = dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; - if (res_pool->dccg && res_pool->hubbub) { + if (res_pool->hubbub) { (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, &res_pool->ref_clocks.dccg_ref_clock_inKhz); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c index 4c4706153305..bcacfd893cf7 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c @@ -656,7 +656,7 @@ void dcn30_init_hw(struct dc *dc) res_pool->ref_clocks.xtalin_clock_inKhz = dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; - if (res_pool->dccg && res_pool->hubbub) { + if (res_pool->hubbub) { (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c index 1c8abb417b6e..746c522adf84 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c @@ -132,7 +132,7 @@ void dcn31_init_hw(struct dc *dc) res_pool->ref_clocks.xtalin_clock_inKhz = dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; - if (res_pool->dccg && res_pool->hubbub) { + if (res_pool->hubbub) { (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c index 51dfda0e4df9..aaeeb0ff4d84 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c @@ -806,7 +806,7 @@ void dcn32_init_hw(struct dc *dc) res_pool->ref_clocks.xtalin_clock_inKhz = dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; - if (res_pool->dccg && res_pool->hubbub) { + if (res_pool->hubbub) { (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, &res_pool->ref_clocks.dccg_ref_clock_inKhz); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c index 0602921399cd..e4f7078c1026 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c @@ -188,7 +188,7 @@ void dcn35_init_hw(struct dc *dc) res_pool->ref_clocks.xtalin_clock_inKhz = dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; - if (res_pool->dccg && res_pool->hubbub) { + if (res_pool->hubbub) { (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c index ebe55b74ca3f..7a456618f313 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c @@ -259,7 +259,7 @@ void dcn401_init_hw(struct dc *dc) res_pool->ref_clocks.xtalin_clock_inKhz = dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; - if (res_pool->dccg && res_pool->hubbub) { + if (res_pool->hubbub) { (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, &res_pool->ref_clocks.dccg_ref_clock_inKhz);