drm/radeon/kms: release agp on error.

if we get an error, release the AGP if we've acquired it already.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_agp.c b/drivers/gpu/drm/radeon/radeon_agp.c
index b634d984766..c0681a5556d 100644
--- a/drivers/gpu/drm/radeon/radeon_agp.c
+++ b/drivers/gpu/drm/radeon/radeon_agp.c
@@ -144,11 +144,13 @@ int radeon_agp_init(struct radeon_device *rdev)
 
         ret = drm_agp_info(rdev->ddev, &info);
         if (ret) {
+                drm_agp_release(rdev->ddev);
                 DRM_ERROR("Unable to get AGP info: %d\n", ret);
                 return ret;
         }
 
         if (rdev->ddev->agp->agp_info.aper_size < 32) {
+                drm_agp_release(rdev->ddev);
                 dev_warn(rdev->dev, "AGP aperture too small (%zuM) "
                         "need at least 32M, disabling AGP\n",
                         rdev->ddev->agp->agp_info.aper_size);
@@ -229,6 +231,7 @@ int radeon_agp_init(struct radeon_device *rdev)
         ret = drm_agp_enable(rdev->ddev, mode);
         if (ret) {
                 DRM_ERROR("Unable to enable AGP (mode = 0x%lx)\n", mode.mode);
+                drm_agp_release(rdev->ddev);
                 return ret;
         }