gpu: nvgpu: gv11b: Fix MISRA 15.6 violations

MISRA Rule-15.6 requires that all if-else blocks be enclosed in braces,
including single statement blocks. Fix errors due to single statement
if blocks without braces, introducing the braces.

JIRA NVGPU-671

Change-Id: I1562bd1b109a100af29bd147ed8b56463b6a8e63
Signed-off-by: Srirangan <smadhavan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1796674
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
Reviewed-by: Scott Long <scottl@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/subctx_gv11b.c b/drivers/gpu/nvgpu/gv11b/subctx_gv11b.c
index f0cf920c..d742e8dc 100644
--- a/drivers/gpu/nvgpu/gv11b/subctx_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/subctx_gv11b.c
@@ -105,8 +105,9 @@ int gv11b_update_subctx_header(struct channel_gk20a *c, u64 gpu_va)
         struct nvgpu_gr_ctx *gr_ctx;
 
         tsg = tsg_gk20a_from_ch(c);
-        if (!tsg)
+        if (!tsg) {
                 return -EINVAL;
+        }
 
         gr_ctx = &tsg->gr_ctx;