[Nouveau] [PATCH 26/29] drm/nouveau/nouveau_svm: Remove unused variable 'ret' from void function

Lee Jones lee.jones at linaro.org
Fri Jan 15 18:15:58 UTC 2021


Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/nouveau/nouveau_svm.c: In function ‘nouveau_pfns_map’:
 drivers/gpu/drm/nouveau/nouveau_svm.c:810:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]

Cc: Ben Skeggs <bskeggs at redhat.com>
Cc: David Airlie <airlied at linux.ie>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: dri-devel at lists.freedesktop.org
Cc: nouveau at lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
 drivers/gpu/drm/nouveau/nouveau_svm.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c
index 4f69e4c3dafde..84c5bf53fe967 100644
--- a/drivers/gpu/drm/nouveau/nouveau_svm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_svm.c
@@ -807,7 +807,6 @@ nouveau_pfns_map(struct nouveau_svmm *svmm, struct mm_struct *mm,
 		 unsigned long addr, u64 *pfns, unsigned long npages)
 {
 	struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns);
-	int ret;
 
 	args->p.addr = addr;
 	args->p.size = npages << PAGE_SHIFT;
@@ -815,8 +814,8 @@ nouveau_pfns_map(struct nouveau_svmm *svmm, struct mm_struct *mm,
 	mutex_lock(&svmm->mutex);
 
 	svmm->vmm->vmm.object.client->super = true;
-	ret = nvif_object_ioctl(&svmm->vmm->vmm.object, args, sizeof(*args) +
-				npages * sizeof(args->p.phys[0]), NULL);
+	nvif_object_ioctl(&svmm->vmm->vmm.object, args, sizeof(*args) +
+			  npages * sizeof(args->p.phys[0]), NULL);
 	svmm->vmm->vmm.object.client->super = false;
 
 	mutex_unlock(&svmm->mutex);
-- 
2.25.1



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