gpu: nvgpu: gk20a: minor fixes

fixes one use of unitialized var
renames a register to make it match dev_* file.

Change-Id: Iafba659bbf2df509e0b494b2c5dab3819bf650ef
Signed-off-by: Ken Adams <kadams@nvidia.com>
Reviewed-on: http://git-master/r/394792

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
index 8e2a62de..0f1af8ab 100644
--- a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
@@ -2663,7 +2663,7 @@ static int pmu_handle_perfmon_event(struct pmu_gk20a *pmu,
 
 static int pmu_handle_event(struct pmu_gk20a *pmu, struct pmu_msg *msg)
 {
-        int err;
+        int err = 0;
 
         gk20a_dbg_fn("");