From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ray Jui , Mark Brown Subject: [PATCH 3.14 145/203] spi: pl022: Fix incorrect dma_unmap_sg Date: Wed, 12 Nov 2014 10:16:55 +0900 Message-Id: <20141112011549.370519742@linuxfoundation.org> In-Reply-To: <20141112011542.686743533@linuxfoundation.org> References: <20141112011542.686743533@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ray Jui commit 3ffa6158f002e096d28ede71be4e0ee8ab20baa2 upstream. When mapped RX DMA entries are unmapped in an error condition when DMA is firstly configured in the driver, the number of TX DMA entries was passed in, which is incorrect Signed-off-by: Ray Jui Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- drivers/spi/spi-pl022.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -1075,7 +1075,7 @@ err_rxdesc: pl022->sgt_tx.nents, DMA_TO_DEVICE); err_tx_sgmap: dma_unmap_sg(rxchan->device->dev, pl022->sgt_rx.sgl, - pl022->sgt_tx.nents, DMA_FROM_DEVICE); + pl022->sgt_rx.nents, DMA_FROM_DEVICE); err_rx_sgmap: sg_free_table(&pl022->sgt_tx); err_alloc_tx_sg: