diff mbox series

[-next,5/7] drm/virtio: Remove an unnecessary NULL value

Message ID 20230809034445.434902-6-ruanjinjie@huawei.com (mailing list archive)
State New, archived
Headers show
Series drm: Remove many unnecessary NULL values | expand

Commit Message

Jinjie Ruan Aug. 9, 2023, 3:44 a.m. UTC
The NULL initialization of the pointer assigned by kzalloc() first is
not necessary, because if the kzalloc() failed, the pointer will be
assigned NULL, otherwise it works as usual. so remove it.

Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
---
 drivers/gpu/drm/virtio/virtgpu_submit.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Dmitry Osipenko Aug. 13, 2023, 1:14 a.m. UTC | #1
On 8/9/23 06:44, Ruan Jinjie wrote:
> The NULL initialization of the pointer assigned by kzalloc() first is
> not necessary, because if the kzalloc() failed, the pointer will be
> assigned NULL, otherwise it works as usual. so remove it.
> 
> Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
> ---
>  drivers/gpu/drm/virtio/virtgpu_submit.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/virtio/virtgpu_submit.c b/drivers/gpu/drm/virtio/virtgpu_submit.c
> index 3c00135ead45..82563dbec2ab 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_submit.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_submit.c
> @@ -274,7 +274,7 @@ static int virtio_gpu_fence_event_create(struct drm_device *dev,
>  					 struct virtio_gpu_fence *fence,
>  					 u32 ring_idx)
>  {
> -	struct virtio_gpu_fence_event *e = NULL;
> +	struct virtio_gpu_fence_event *e;
>  	int ret;
>  
>  	e = kzalloc(sizeof(*e), GFP_KERNEL);

Reviewed-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/virtio/virtgpu_submit.c b/drivers/gpu/drm/virtio/virtgpu_submit.c
index 3c00135ead45..82563dbec2ab 100644
--- a/drivers/gpu/drm/virtio/virtgpu_submit.c
+++ b/drivers/gpu/drm/virtio/virtgpu_submit.c
@@ -274,7 +274,7 @@  static int virtio_gpu_fence_event_create(struct drm_device *dev,
 					 struct virtio_gpu_fence *fence,
 					 u32 ring_idx)
 {
-	struct virtio_gpu_fence_event *e = NULL;
+	struct virtio_gpu_fence_event *e;
 	int ret;
 
 	e = kzalloc(sizeof(*e), GFP_KERNEL);