From mboxrd@z Thu Jan 1 00:00:00 1970 From: dirk.brandewie-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Subject: [PATCH 09/11] spi-dw: Fix condition in spi_dw_{writer/reader} Date: Wed, 22 Jun 2011 19:00:11 -0700 Message-ID: <1308794413-11069-10-git-send-email-dirk.brandewie@gmail.com> References: <1308794413-11069-1-git-send-email-dirk.brandewie@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Dirk Brandewie To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: In-Reply-To: <1308794413-11069-1-git-send-email-dirk.brandewie-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org From: Dirk Brandewie Fix the condition based on whether the current transfer has a tx/rx buffer. Signed-off-by: Dirk Brandewie --- drivers/spi/spi-dw.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index cc38aa0..35b952b 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -193,8 +193,8 @@ static void spi_dw_writer(struct spi_dw *dws) u16 txw = 0; while (max--) { - /* Set the tx word if the transfer's original "tx" is not null */ - if (dws->tx_end - dws->len) { + /* Set the tx word if the transfer's "tx" is not null */ + if (dws->tx) { if (dws->n_bytes == 1) txw = *(u8 *)(dws->tx); else @@ -213,7 +213,7 @@ static void spi_dw_reader(struct spi_dw *dws) while (max--) { rxw = dw_readw(dws, dr); /* Care rx only if the transfer's original "rx" is not null */ - if (dws->rx_end - dws->len) { + if (dws->rx) { if (dws->n_bytes == 1) *(u8 *)(dws->rx) = rxw; else -- 1.7.3.4 ------------------------------------------------------------------------------ Simplify data backup and recovery for your virtual environment with vRanger. Installation's a snap, and flexible recovery options mean your data is safe, secure and there when you need it. Data protection magic? Nope - It's vRanger. Get your free trial download today. http://p.sf.net/sfu/quest-sfdev2dev