linux-kernel - [PATCH] drm: nouveau: fix nvbe leakage

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Date:	Mon,  7 Oct 2013 19:14:26 -0300
From:	"Geyslan G. Bem" <geyslan@...il.com>
To:	airlied@...ux.ie, bskeggs@...hat.com,
	dri-devel@...ts.freedesktop.org
Cc:	linux-kernel@...r.kernel.org, kernel-br@...glegroups.com,
	"Geyslan G. Bem" <geyslan@...il.com>
Subject: [PATCH] drm: nouveau: fix nvbe leakage

Free memory allocated to nvbe when returning NULL.

Signed-off-by: Geyslan G. Bem <geyslan@...il.com>
---
 drivers/gpu/drm/nouveau/nouveau_sgdma.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
index 0843ebc..af8b66d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
@@ -105,6 +105,9 @@ nouveau_sgdma_create_ttm(struct ttm_bo_device *bdev,
 		nvbe->ttm.ttm.func = &nv50_sgdma_backend;
 
 	if (ttm_dma_tt_init(&nvbe->ttm, bdev, size, page_flags, dummy_read_page))
+	{
+		kfree(nvbe);
 		return NULL;
+	}
 	return &nvbe->ttm.ttm;
 }
-- 
1.8.4

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