Commit 43c27940 authored by Gerd Hoffmann's avatar Gerd Hoffmann

drm: virtio: fix kmem_cache_alloc error check

kmem_cache_alloc returns NULL on error, not ERR_PTR.

Fixes: f5985bf9Reported-by: default avatarJiri Slaby <jslaby@suse.cz>
Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1489393346-13874-1-git-send-email-kraxel@redhat.com
parent 265ffed7
...@@ -97,8 +97,8 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev, ...@@ -97,8 +97,8 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev,
struct virtio_gpu_vbuffer *vbuf; struct virtio_gpu_vbuffer *vbuf;
vbuf = kmem_cache_alloc(vgdev->vbufs, GFP_KERNEL); vbuf = kmem_cache_alloc(vgdev->vbufs, GFP_KERNEL);
if (IS_ERR(vbuf)) if (!vbuf)
return ERR_CAST(vbuf); return ERR_PTR(-ENOMEM);
memset(vbuf, 0, VBUFFER_SIZE); memset(vbuf, 0, VBUFFER_SIZE);
BUG_ON(size > MAX_INLINE_CMD_SIZE); BUG_ON(size > MAX_INLINE_CMD_SIZE);
......
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