gpu: nvgpu: gk20a: Fix MISRA 15.6 violations

This fixes errors due to single statement loop bodies
without braces, which is part of Rule 15.6 of MISRA.
This patch covers in gpu/nvgpu/gk20a/

JIRA NVGPU-989

Change-Id: I2f422e9bc2b03229f4d2c3198613169ce5e7f3ee
Signed-off-by: Srirangan <smadhavan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1791019
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/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index c8b094cf..6a0b5bba 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -402,8 +402,9 @@ int gk20a_wait_for_idle(struct gk20a *g)
                 return -ENODEV;
 
         while ((nvgpu_atomic_read(&g->usage_count) != target_usage_count)
-                        && (wait_length-- >= 0))
+                        && (wait_length-- >= 0)) {
                 nvgpu_msleep(20);
+        }
 
         if (wait_length < 0) {
                 nvgpu_warn(g, "Timed out waiting for idle (%d)!\n",