1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/mm_gv11b.c b/drivers/gpu/nvgpu/gv11b/mm_gv11b.c
index 73b7dae7..ceadc1c1 100644
--- a/drivers/gpu/nvgpu/gv11b/mm_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/mm_gv11b.c
@@ -167,11 +167,15 @@ static void gv11b_mm_mmu_fault_setup_hw(struct gk20a *g)
 
 static int gv11b_mm_mmu_fault_setup_sw(struct gk20a *g)
 {
-        int err;
+        int err = 0;
 
         nvgpu_log_fn(g, " ");
 
-        nvgpu_mutex_init(&g->mm.hub_isr_mutex);
+        err = nvgpu_mutex_init(&g->mm.hub_isr_mutex);
+        if (err != 0) {
+                nvgpu_err(g, "Error in hub_isr_mutex initialization");
+                return err;
+        }
 
         err = gv11b_mm_mmu_fault_info_buf_init(g);