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-rw-r--r--drivers/gpu/drm/vc4/vc4_irq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_irq.c b/drivers/gpu/drm/vc4/vc4_irq.c
index 5af0e6ff5318..c2f539c3b6c6 100644
--- a/drivers/gpu/drm/vc4/vc4_irq.c
+++ b/drivers/gpu/drm/vc4/vc4_irq.c
@@ -37,7 +37,9 @@ vc4_overflow_mem_work(struct work_struct *work)
struct drm_device *dev = vc4->dev;
struct vc4_bo *bo;
+ mutex_lock(&dev->struct_mutex);
bo = vc4_bo_create(dev, 256 * 1024);
+ mutex_unlock(&dev->struct_mutex);
if (!bo) {
DRM_ERROR("Couldn't allocate binner overflow mem\n");
return;