linux-kernel - [PATCH] mmc: mediatek: Fixed size in dma_free

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Date:   Wed, 24 May 2017 09:53:52 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     ulf.hansson@...aro.org, matthias.bgg@...il.com
Cc:     Phong LE <ple@...libre.com>, linux-mmc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Neil Armstrong <narmstrong@...libre.com>
Subject: [PATCH] mmc: mediatek: Fixed size in dma_free_coherent

From: Phong LE <ple@...libre.com>

The dma gpd dma_free_coherent call size in invalid.

Fixes: 208489032bdd ("mmc: mediatek: Add Mediatek MMC driver")
Signed-off-by: Phong LE <ple@...libre.com>
Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 drivers/mmc/host/mtk-sd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 5c1e178..5a672a5 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -1774,7 +1774,7 @@ static int msdc_drv_remove(struct platform_device *pdev)
 	pm_runtime_disable(host->dev);
 	pm_runtime_put_noidle(host->dev);
 	dma_free_coherent(&pdev->dev,
-			sizeof(struct mt_gpdma_desc),
+			2 * sizeof(struct mt_gpdma_desc),
 			host->dma.gpd, host->dma.gpd_addr);
 	dma_free_coherent(&pdev->dev, MAX_BD_NUM * sizeof(struct mt_bdma_desc),
 			host->dma.bd, host->dma.bd_addr);
-- 
2.7.4