From: Markus Elfring <[email protected]>
Date: Tue, 26 Dec 2023 16:48:48 +0100
A few update suggestions were taken into account
from static source code analysis.
Markus Elfring (2):
One function call less after error detection
Return an error code only as a constant
drivers/gpu/drm/scheduler/sched_main.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
--
2.43.0
From: Markus Elfring <[email protected]>
Date: Tue, 26 Dec 2023 16:37:37 +0100
Return an error code without storing it in an intermediate variable.
Signed-off-by: Markus Elfring <[email protected]>
---
drivers/gpu/drm/scheduler/sched_main.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index b99d4e9ff109..1abbcdf38430 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -1249,7 +1249,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
long timeout, struct workqueue_struct *timeout_wq,
atomic_t *score, const char *name, struct device *dev)
{
- int i, ret;
+ int i;
sched->ops = ops;
sched->credit_limit = credit_limit;
@@ -1285,7 +1285,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
sched->own_submit_wq = true;
}
- ret = -ENOMEM;
+
sched->sched_rq = kmalloc_array(num_rqs, sizeof(*sched->sched_rq),
GFP_KERNEL | __GFP_ZERO);
if (!sched->sched_rq)
@@ -1321,7 +1321,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
if (sched->own_submit_wq)
destroy_workqueue(sched->submit_wq);
drm_err(sched, "%s: Failed to setup GPU scheduler--out of memory\n", __func__);
- return ret;
+ return -ENOMEM;
}
EXPORT_SYMBOL(drm_sched_init);
--
2.43.0
On 2023-12-26 10:58, Markus Elfring wrote:
> From: Markus Elfring <[email protected]>
> Date: Tue, 26 Dec 2023 16:37:37 +0100
>
> Return an error code without storing it in an intermediate variable.
>
> Signed-off-by: Markus Elfring <[email protected]>
Thank you Markus for this patch.
Reviewed-by: Luben Tuikov <[email protected]>
Pushed to drm-misc-next.
--
Regards,
Luben
> ---
> drivers/gpu/drm/scheduler/sched_main.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
> index b99d4e9ff109..1abbcdf38430 100644
> --- a/drivers/gpu/drm/scheduler/sched_main.c
> +++ b/drivers/gpu/drm/scheduler/sched_main.c
> @@ -1249,7 +1249,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
> long timeout, struct workqueue_struct *timeout_wq,
> atomic_t *score, const char *name, struct device *dev)
> {
> - int i, ret;
> + int i;
>
> sched->ops = ops;
> sched->credit_limit = credit_limit;
> @@ -1285,7 +1285,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
>
> sched->own_submit_wq = true;
> }
> - ret = -ENOMEM;
> +
> sched->sched_rq = kmalloc_array(num_rqs, sizeof(*sched->sched_rq),
> GFP_KERNEL | __GFP_ZERO);
> if (!sched->sched_rq)
> @@ -1321,7 +1321,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
> if (sched->own_submit_wq)
> destroy_workqueue(sched->submit_wq);
> drm_err(sched, "%s: Failed to setup GPU scheduler--out of memory\n", __func__);
> - return ret;
> + return -ENOMEM;
> }
> EXPORT_SYMBOL(drm_sched_init);
>
> --
> 2.43.0
>