[PATCH 5.16 261/285] drm/amdkfd: Fix variable set but not used warning

Greg Kroah-Hartman
2022-04-12T08:11:16Z

From: Philip Yang <Philip.Yang@amd.com>

commit 90c44207cdd18091ac9aa7cab8a3e7b0ef00e847 upstream.

All warnings (new ones prefixed by >>):

drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c: In function
'svm_range_deferred_list_work':
>> drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c:2067:22: warning:
variable 'p' set but not used [-Wunused-but-set-variable]
2067 | struct kfd_process *p;
|

Fixes: 367c9b0f1b8750 ("drm/amdkfd: Ensure mm remain valid in svm deferred_list work")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-By: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 3 ---
1 file changed, 3 deletions(-)

--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -2008,13 +2008,10 @@ static void svm_range_deferred_list_work
struct svm_range_list *svms;
struct svm_range *prange;
struct mm_struct *mm;
- struct kfd_process *p;

svms = container_of(work, struct svm_range_list, deferred_list_work);
pr_debug("enter svms 0x%p\n", svms);

- p = container_of(svms, struct kfd_process, svms);
-
spin_lock(&svms->deferred_list_lock);
while (!list_empty(&svms->deferred_range_list)) {
prange = list_first_entry(&svms->deferred_range_list,