linux-kernel - [PATCH] drm/radeon: memory leak on bo reservation failure.

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Message-Id: <1395159412-12377-1-git-send-email-quentin.casasnovas@oracle.com>
Date:	Tue, 18 Mar 2014 17:16:52 +0100
From:	Quentin Casasnovas <quentin.casasnovas@...cle.com>
To:	David Airlie <airlied@...ux.ie>
Cc:	linux-kernel@...r.kernel.org,
	Quentin Casasnovas <quentin.casasnovas@...cle.com>,
	stable@...r.kernel.org,
	Christian König <christian.koenig@....com>,
	Alex Deucher <alexander.deucher@....com>
Subject: [PATCH] drm/radeon: memory leak on bo reservation failure.

On bo reservation failure, we end up leaking fpriv.

Fixes: 5e386b574cf7e1 ("drm/radeon: fix missing bo reservation")
Cc: stable@...r.kernel.org
Cc: Christian König <christian.koenig@....com>
Cc: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Quentin Casasnovas <quentin.casasnovas@...cle.com>
---
 drivers/gpu/drm/radeon/radeon_kms.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 66ed3ea..51cda80 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -546,8 +546,11 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
 		radeon_vm_init(rdev, &fpriv->vm);
 
 		r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
-		if (r)
+		if (r) {
+			radeon_vm_fini(rdev, &fpriv->vm);
+			kfree(fpriv);
 			return r;
+		}
 
 		/* map the ib pool buffer read only into
 		 * virtual address space */
-- 
1.8.3.2

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