diff options
| author | Deepak R Varma <drv@mailo.com> | 2022-12-28 00:09:51 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-01-10 18:04:53 -0500 |
| commit | 447395e18ae084b1ac96d4efeca43a711cf5a36b (patch) | |
| tree | 44582d9b357d2956766917bb89dff6e622a4c8de /drivers | |
| parent | 45bf79719f1f7f3fbd5dcaf1440afc9b3033c778 (diff) | |
| download | linux-447395e18ae084b1ac96d4efeca43a711cf5a36b.tar.gz | |
drm/amd/display: No need for Null pointer check before kfree
kfree() & vfree() internally performs NULL check on the pointer handed
to it and take no action if it indeed is NULL. Hence there is no need
for a pre-check of the memory pointer before handing it to
kfree()/vfree().
Issue reported by ifnullfree.cocci Coccinelle semantic patch script.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Deepak R Varma <drv@mailo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 3 |
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c index 3ce0ee0d012f..694a9d3d92ae 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c @@ -577,8 +577,7 @@ void dcn3_clk_mgr_construct( void dcn3_clk_mgr_destroy(struct clk_mgr_internal *clk_mgr) { - if (clk_mgr->base.bw_params) - kfree(clk_mgr->base.bw_params); + kfree(clk_mgr->base.bw_params); if (clk_mgr->wm_range_table) dm_helpers_free_gpu_mem(clk_mgr->base.ctx, DC_MEM_ALLOC_TYPE_GART, diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index 200fcec19186..ba9814f88f48 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -783,8 +783,7 @@ void dcn32_clk_mgr_construct( void dcn32_clk_mgr_destroy(struct clk_mgr_internal *clk_mgr) { - if (clk_mgr->base.bw_params) - kfree(clk_mgr->base.bw_params); + kfree(clk_mgr->base.bw_params); if (clk_mgr->wm_range_table) dm_helpers_free_gpu_mem(clk_mgr->base.ctx, DC_MEM_ALLOC_TYPE_GART, |