On Mon, Mar 13, 2017 at 09:22:26AM +0100, Gerd Hoffmann wrote: > kmem_cache_alloc returns NULL on error, not ERR_PTR. > > Fixes: f5985bf9cadd4e3ed8d5d9a9cbbb2e39cdb81cd9 > Reported-by: Jiri Slaby <jsl...@suse.cz> > Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
I guess we should have smatch integrated into 0day to catch these ... Reviewed-by: Daniel Vetter <daniel.vet...@ffwll.ch> > --- > 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 @@ void virtio_gpu_free_vbufs(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); > -- > 1.8.3.1 > > _______________________________________________ > dri-devel mailing list > dri-de...@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization
