[PATCH] 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: eeba0b9046fc ("drm/amdgpu: create amdgpu_vkms (v4)")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
index 50bdc39733aa..ce982afeff91 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
@@ -482,6 +482,8 @@ static int amdgpu_vkms_sw_init(void *handle)
 		return r;
 
 	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 */
 	for (i = 0; i < adev->mode_info.num_crtc; i++) {
-- 
2.20.1




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