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drm/virtio: unlock object array on errors
author
Chia-I Wu
<olvaffe@gmail.com>
Wed, 5 Feb 2020 18:19:49 +0000
(10:19 -0800)
committer
Gerd Hoffmann
<kraxel@redhat.com>
Thu, 6 Feb 2020 10:58:18 +0000
(11:58 +0100)
We don't propagate erros to the callers. We have to unlock object
arrays on errors.
Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Link:
http://patchwork.freedesktop.org/patch/msgid/20200205181955.202485-6-olvaffe@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
drivers/gpu/drm/virtio/virtgpu_vq.c
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diff --git
a/drivers/gpu/drm/virtio/virtgpu_vq.c
b/drivers/gpu/drm/virtio/virtgpu_vq.c
index
7fb09fc
..
0ceceb3
100644
(file)
--- a/
drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/
drivers/gpu/drm/virtio/virtgpu_vq.c
@@
-370,8
+370,11
@@
static void virtio_gpu_queue_fenced_ctrl_buffer(struct virtio_gpu_device *vgdev,
if (is_vmalloc_addr(vbuf->data_buf)) {
sgt = vmalloc_to_sgt(vbuf->data_buf, vbuf->data_size,
&outcnt);
- if (!sgt)
+ if (!sgt) {
+ if (fence && vbuf->objs)
+ virtio_gpu_array_unlock_resv(vbuf->objs);
return;
+ }
vout = sgt->sgl;
} else {
sg_init_one(&sg, vbuf->data_buf, vbuf->data_size);