drm/amdgpu: catch amdgpu_irq_add_id failure

Do not ignore amdgpu_irq_add_id return value while registering
VMC page fault interrupt.

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
index da9765f..7dc8c06 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
@@ -720,6 +720,10 @@ static int gmc_v10_0_sw_init(void *handle)
        r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VMC,
                              VMC_1_0__SRCID__VM_FAULT,
                              &adev->gmc.vm_fault);
+
+       if (r)
+               return r;
+
        r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_UTCL2,
                              UTCL2_1_0__SRCID__FAULT,
                              &adev->gmc.vm_fault);