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linux-stable/drivers/gpu/drm/virtio
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Vivek Kasireddy d89c0c8322 drm/virtio: Fix NULL dereference error in virtio_gpu_poll 
When virgl is not enabled, vfpriv pointer would not be allocated.
Therefore, check for a valid value before dereferencing.

Reported-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Cc: Gurchetan Singh <gurchetansingh@chromium.org>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Link: http://patchwork.freedesktop.org/patch/msgid/20211104214249.1802789-1-vivek.kasireddy@intel.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2021-11-08 13:54:41 +01:00
..
Kconfig drivers: gpu: drm: virtio: fix dependency of DRM_VIRTIO_GPU on VIRTIO 2020-12-22 13:43:29 +01:00
Makefile drm/virtio: implement blob resources: implement vram object 2020-09-29 11:23:33 +02:00
virtgpu_debugfs.c drm/virtio: implement context init: probe for feature 2021-09-29 09:22:30 +02:00
virtgpu_display.c drm/virtio: fix the missed drm_gem_object_put() in virtio_gpu_user_framebuffer_create() 2021-10-11 11:16:45 +02:00
virtgpu_drv.c drm/virtio: Fix NULL dereference error in virtio_gpu_poll 2021-11-08 13:54:41 +01:00
virtgpu_drv.h drm/virtio: implement context init: add virtio_gpu_fence_event 2021-09-29 09:22:31 +02:00
virtgpu_fence.c drm/virtio: implement context init: add virtio_gpu_fence_event 2021-09-29 09:22:31 +02:00
virtgpu_gem.c drm/virtio: Create Dumb BOs as guest Blobs (v3) 2021-04-15 10:55:18 +02:00
virtgpu_ioctl.c drm/virtio: implement context init: advertise feature to userspace 2021-09-29 09:22:31 +02:00
virtgpu_kms.c drm/virtio: implement context init: probe for feature 2021-09-29 09:22:30 +02:00
virtgpu_object.c drm/virtio: Create Dumb BOs as guest Blobs (v3) 2021-04-15 10:55:18 +02:00
virtgpu_plane.c drm/virtio: implement context init: plumb {base_fence_ctx, ring_idx} to virtio_gpu_fence_alloc 2021-09-29 09:22:30 +02:00
virtgpu_prime.c drm/virtio: support mapping exported vram 2021-08-16 14:09:40 +02:00
virtgpu_trace.h
virtgpu_trace_points.c
virtgpu_vq.c drm/virtio: implement context init: stop using drv->context when creating fence 2021-09-29 09:22:31 +02:00
virtgpu_vram.c drm/virtio: support mapping exported vram 2021-08-16 14:09:40 +02:00