gpu: nvgpu: volt: 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 by introducing the braces.

JIRA NVGPU-671

Change-Id: I938f49b2d1d042dc96573e1a579fe82909a679ab
Signed-off-by: Srirangan <smadhavan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1812421
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 8 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/volt/volt_pmu.c b/drivers/gpu/nvgpu/volt/volt_pmu.c
index bd9177ff..6d92686c 100644
--- a/drivers/gpu/nvgpu/volt/volt_pmu.c
+++ b/drivers/gpu/nvgpu/volt/volt_pmu.c
@@ -54,8 +54,9 @@ static void volt_rpc_pmucmdhandler(struct gk20a *g, struct pmu_msg *msg,
                 return;
         }
 
-        if (phandlerparams->prpc_call->b_supported)
+        if (phandlerparams->prpc_call->b_supported) {
                 phandlerparams->success = 1;
+        }
 }
 
 
@@ -124,10 +125,11 @@ u32 nvgpu_volt_send_load_cmd_to_pmu_gp10x(struct gk20a *g)
         rpc_call.function = NV_PMU_VOLT_RPC_ID_LOAD;
 
         status =  volt_pmu_rpc_execute(g, &rpc_call);
-        if (status)
+        if (status) {
                 nvgpu_err(g,
                         "Error while executing LOAD RPC: status = 0x%08x.",
                         status);
+        }
 
         return status;
 }
@@ -241,9 +243,10 @@ static u32 volt_policy_set_voltage(struct gk20a *g, u8 client_id,
         }
 
         /* Convert the client ID to index. */
-        if (client_id == CTRL_VOLT_POLICY_CLIENT_PERF_CORE_VF_SEQ)
+        if (client_id == CTRL_VOLT_POLICY_CLIENT_PERF_CORE_VF_SEQ) {
                 policy_idx =
                         pvolt->volt_policy_metadata.perf_core_vf_seq_policy_idx;
+        }
         else {
                 status = -EINVAL;
                 goto exit;
@@ -257,9 +260,10 @@ static u32 volt_policy_set_voltage(struct gk20a *g, u8 client_id,
 
         /* Execute the voltage change request via PMU RPC. */
         status = volt_pmu_rpc_execute(g, &rpc_call);
-        if (status)
+        if (status) {
                 nvgpu_err(g,
                         "Error while executing VOLT_POLICY_SET_VOLTAGE RPC");
+        }
 
 exit:
         return status;