From bb42eda28407f62288398b4ef846ae64c98cdc73 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Sun, 1 Sep 2019 12:31:42 -0500 Subject: [PATCH] drm/amdgpu/irq: check if nbio funcs exist We need to check if the nbios funcs exist before checking the individual pointers. Signed-off-by: Alex Deucher Reviewed-by: Hawking Zhang --- drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 4ed6a4d0d7db..1f2628f445c4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -159,10 +159,12 @@ irqreturn_t amdgpu_irq_handler(int irq, void *arg) * register to check whether the interrupt is triggered or not, and properly * ack the interrupt if it is there */ - if (adev->nbio.funcs->handle_ras_controller_intr_no_bifring) + if (adev->nbio.funcs && + adev->nbio.funcs->handle_ras_controller_intr_no_bifring) adev->nbio.funcs->handle_ras_controller_intr_no_bifring(adev); - if (adev->nbio.funcs->handle_ras_err_event_athub_intr_no_bifring) + if (adev->nbio.funcs && + adev->nbio.funcs->handle_ras_err_event_athub_intr_no_bifring) adev->nbio.funcs->handle_ras_err_event_athub_intr_no_bifring(adev); return ret; -- 2.11.0