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path: root/drivers/gpu/drm/xen/xen_drm_front.c
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Diffstat (limited to 'drivers/gpu/drm/xen/xen_drm_front.c')
-rw-r--r--drivers/gpu/drm/xen/xen_drm_front.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/xen/xen_drm_front.c b/drivers/gpu/drm/xen/xen_drm_front.c
index 1b0ea9ac330e..3345ac71b391 100644
--- a/drivers/gpu/drm/xen/xen_drm_front.c
+++ b/drivers/gpu/drm/xen/xen_drm_front.c
@@ -188,8 +188,8 @@ int xen_drm_front_dbuf_create(struct xen_drm_front_info *front_info,
buf_cfg.be_alloc = front_info->cfg.be_alloc;
shbuf = xen_drm_front_shbuf_alloc(&buf_cfg);
- if (!shbuf)
- return -ENOMEM;
+ if (IS_ERR(shbuf))
+ return PTR_ERR(shbuf);
ret = dbuf_add_to_list(front_info, shbuf, dbuf_cookie);
if (ret < 0) {
@@ -543,8 +543,8 @@ static int xen_drm_drv_init(struct xen_drm_front_info *front_info)
front_info->drm_info = drm_info;
drm_dev = drm_dev_alloc(&xen_drm_driver, dev);
- if (!drm_dev) {
- ret = -ENOMEM;
+ if (IS_ERR(drm_dev)) {
+ ret = PTR_ERR(drm_dev);
goto fail;
}
@@ -778,7 +778,7 @@ static int xen_drv_remove(struct xenbus_device *dev)
*/
while ((xenbus_read_unsigned(front_info->xb_dev->otherend, "state",
XenbusStateUnknown) != XenbusStateInitWait) &&
- to--)
+ --to)
msleep(10);
if (!to) {