[PATCH 10/11] drm/v3d: Prefer get_user for scalar types

Tvrtko Ursulin tursulin at igalia.com
Thu Jul 11 09:15:41 UTC 2024


From: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>

It makes it just a tiny bit more obvious what is going on.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>
Reviewed-by: Maíra Canal <mcanal at igalia.com>
---
 drivers/gpu/drm/v3d/v3d_submit.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/v3d/v3d_submit.c b/drivers/gpu/drm/v3d/v3d_submit.c
index d1060e60aafa..b282d12571b5 100644
--- a/drivers/gpu/drm/v3d/v3d_submit.c
+++ b/drivers/gpu/drm/v3d/v3d_submit.c
@@ -485,14 +485,14 @@ v3d_get_cpu_timestamp_query_params(struct drm_file *file_priv,
 	for (i = 0; i < timestamp.count; i++) {
 		u32 offset, sync;
 
-		if (copy_from_user(&offset, offsets++, sizeof(offset))) {
+		if (get_user(offset, offsets++)) {
 			err = -EFAULT;
 			goto error;
 		}
 
 		job->timestamp_query.queries[i].offset = offset;
 
-		if (copy_from_user(&sync, syncs++, sizeof(sync))) {
+		if (get_user(sync, syncs++)) {
 			err = -EFAULT;
 			goto error;
 		}
@@ -550,7 +550,7 @@ v3d_get_cpu_reset_timestamp_params(struct drm_file *file_priv,
 
 		job->timestamp_query.queries[i].offset = reset.offset + 8 * i;
 
-		if (copy_from_user(&sync, syncs++, sizeof(sync))) {
+		if (get_user(sync, syncs++)) {
 			err = -EFAULT;
 			goto error;
 		}
@@ -611,14 +611,14 @@ v3d_get_cpu_copy_query_results_params(struct drm_file *file_priv,
 	for (i = 0; i < copy.count; i++) {
 		u32 offset, sync;
 
-		if (copy_from_user(&offset, offsets++, sizeof(offset))) {
+		if (get_user(offset, offsets++)) {
 			err = -EFAULT;
 			goto error;
 		}
 
 		job->timestamp_query.queries[i].offset = offset;
 
-		if (copy_from_user(&sync, syncs++, sizeof(sync))) {
+		if (get_user(sync, syncs++)) {
 			err = -EFAULT;
 			goto error;
 		}
-- 
2.44.0



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