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drm/amdgpu: check for allocation failure in amdgpu_vkms_sw_init()

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Check whether the kcalloc() fails and return -ENOMEM if it does.

Fixes: 84ec374bd5 ("drm/amdgpu: create amdgpu_vkms (v4)")
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dan Carpenter
2021-08-06 18:05:18 +03:00
committed by Alex Deucher
parent 1b41d67ec9
commit 420c81c84b
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
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@@ -482,6 +482,8 @@ static int amdgpu_vkms_sw_init(void *handle)
return r; return r;
adev->amdgpu_vkms_output = kcalloc(adev->mode_info.num_crtc, sizeof(struct amdgpu_vkms_output), GFP_KERNEL); adev->amdgpu_vkms_output = kcalloc(adev->mode_info.num_crtc, sizeof(struct amdgpu_vkms_output), GFP_KERNEL);
if (!adev->amdgpu_vkms_output)
return -ENOMEM;
/* allocate crtcs, encoders, connectors */ /* allocate crtcs, encoders, connectors */
for (i = 0; i < adev->mode_info.num_crtc; i++) { for (i = 0; i < adev->mode_info.num_crtc; i++) {