From 35ad68c18148a18938ff4f40e945c9734e7d2265 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 17 Oct 2008 11:03:53 -0700 Subject: drm: Remove two leaks of vblank reference count in error paths. If the failing paths were hit, the vblank IRQ would never get turned off again. Signed-off-by: Eric Anholt Acked-by: Keith Packard Signed-off-by: Dave Airlie --- drivers/gpu/drm/drm_irq.c | 5 ++++- drivers/gpu/drm/i915/i915_irq.c | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 4091b9e291f9..212a94f715b2 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -594,11 +594,14 @@ int drm_wait_vblank(struct drm_device *dev, void *data, goto done; } + /* Get a refcount on the vblank, which will be released by + * drm_vbl_send_signals(). + */ ret = drm_vblank_get(dev, crtc); if (ret) { drm_free(vbl_sig, sizeof(struct drm_vbl_sig), DRM_MEM_DRIVER); - return ret; + goto done; } atomic_inc(&dev->vbl_signal_pending); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 671dd79d0aac..2cd853b2c562 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -771,6 +771,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data, vbl_swap->plane == plane && vbl_swap->sequence == swap->sequence) { spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags); + drm_vblank_put(dev, pipe); DRM_DEBUG("Already scheduled\n"); return 0; } -- cgit v1.2.1