From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Wed, 11 Feb 2009 14:26:33 +0000 (+0000)
Subject: drm/i915: Unpin the ringbuffer if we fail to ioremap it.
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=47ed185a777632063d2748f59d14ec6fdeb26f67;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

drm/i915: Unpin the ringbuffer if we fail to ioremap it.

A missing unpin on the error path.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
---

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0bec4e6d3369..e5fc664337f3 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3159,6 +3159,7 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
 	if (ring->map.handle == NULL) {
 		DRM_ERROR("Failed to map ringbuffer.\n");
 		memset(&dev_priv->ring, 0, sizeof(dev_priv->ring));
+		i915_gem_object_unpin(obj);
 		drm_gem_object_unreference(obj);
 		return -EINVAL;
 	}