From 43c27940227039223abbb5107a2eb3d799c8a2ec Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Mon, 13 Mar 2017 09:22:26 +0100 Subject: [PATCH] drm: virtio: fix kmem_cache_alloc error check kmem_cache_alloc returns NULL on error, not ERR_PTR. Fixes: f5985bf9cadd4e3ed8d5d9a9cbbb2e39cdb81cd9 Reported-by: Jiri Slaby Signed-off-by: Gerd Hoffmann Reviewed-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1489393346-13874-1-git-send-email-kraxel@redhat.com --- drivers/gpu/drm/virtio/virtgpu_vq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index 472e349..9eb96fb2 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -97,8 +97,8 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev, struct virtio_gpu_vbuffer *vbuf; vbuf = kmem_cache_alloc(vgdev->vbufs, GFP_KERNEL); - if (IS_ERR(vbuf)) - return ERR_CAST(vbuf); + if (!vbuf) + return ERR_PTR(-ENOMEM); memset(vbuf, 0, VBUFFER_SIZE); BUG_ON(size > MAX_INLINE_CMD_SIZE); -- 2.7.4