gpu: nvgpu: check return value of mutex_init for semaphores

- check return value of nvgpu_mutex_init for semaphores
- add corresponding nvgpu_mutex_destroy calls

Jira NVGPU-13

Change-Id: I5404dbd29e3fce29f1a445eb2e6ce8e1d1b616c4
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1317138
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Navneet Kumar <navneetk@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c
index 2ff54653..a857390b 100644
--- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c
@@ -832,6 +832,7 @@ static void gk20a_remove_mm_support(struct mm_gk20a *mm)
         gk20a_free_inst_block(gk20a_from_mm(mm), &mm->hwpm.inst_block);
         gk20a_vm_remove_support_nofree(&mm->cde.vm);
 
+        gk20a_semaphore_sea_destroy(g);
         gk20a_vidmem_destroy(g);
 }