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dc.c:use kzalloc without test 

dc.c:583:null check is needed after using kzalloc function

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: zhongshiqi <zhong.shiqi@zte.com.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
zhongshiqi 2019-10-23 16:32:23 +08:00 committed by Alex Deucher
parent 385857adb8
commit 364593f3ee
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/display/dc/core/dc.c
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@ -580,6 +580,10 @@ static bool construct(struct dc *dc,
#ifdef CONFIG_DRM_AMD_DC_DCN2_0 #ifdef CONFIG_DRM_AMD_DC_DCN2_0
// Allocate memory for the vm_helper // Allocate memory for the vm_helper
dc->vm_helper = kzalloc(sizeof(struct vm_helper), GFP_KERNEL); dc->vm_helper = kzalloc(sizeof(struct vm_helper), GFP_KERNEL);
if (!dc->vm_helper) {
dm_error("%s: failed to create dc->vm_helper\n", __func__);
goto fail;
}
#endif #endif
memcpy(&dc->bb_overrides, &init_params->bb_overrides, sizeof(dc->bb_overrides)); memcpy(&dc->bb_overrides, &init_params->bb_overrides, sizeof(dc->bb_overrides));