[PATCH] drm: xlnx: zynqmp_disp: layer may be null while releasing
Steffen Dirkwinkel
lists at steffen.cc
Mon Oct 21 13:51:27 UTC 2024
From: Steffen Dirkwinkel <s.dirkwinkel at beckhoff.com>
layer->info can be null if we have an error on the first layer in
zynqmp_disp_create_layers
Signed-off-by: Steffen Dirkwinkel <s.dirkwinkel at beckhoff.com>
---
drivers/gpu/drm/xlnx/zynqmp_disp.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c
index 9368acf56eaf..e4e0e299e8a7 100644
--- a/drivers/gpu/drm/xlnx/zynqmp_disp.c
+++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c
@@ -1200,6 +1200,9 @@ static void zynqmp_disp_layer_release_dma(struct zynqmp_disp *disp,
{
unsigned int i;
+ if (!layer->info)
+ return;
+
for (i = 0; i < layer->info->num_channels; i++) {
struct zynqmp_disp_layer_dma *dma = &layer->dmas[i];
--
2.47.0
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