From mboxrd@z Thu Jan 1 00:00:00 1970 From: Grant Likely Subject: Re: [PATCH 2/2] spi: spi_tegra: calling spi_unregister_master instead of spi_master_put in spi_tegra_remove Date: Thu, 19 May 2011 13:02:23 -0600 Message-ID: <20110519190223.GH5109@ponder.secretlab.ca> References: <1305120420.6324.6.camel@phoenix> <1305120496.6324.8.camel@phoenix> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-kernel@vger.kernel.org, Erik Gilling , spi-devel-general@lists.sourceforge.net To: Axel Lin Return-path: Content-Disposition: inline In-Reply-To: <1305120496.6324.8.camel@phoenix> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org On Wed, May 11, 2011 at 09:28:16PM +0800, Axel Lin wrote: > spi_master_put() should only be used in error handling. > Once spi_register_master() returns success, we should call > spi_unregister_master() instead. > > Signed-off-by: Axel Lin Applied, thanks. g. > --- > drivers/spi/spi_tegra.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/spi/spi_tegra.c b/drivers/spi/spi_tegra.c > index 891e590..6c3aa6e 100644 > --- a/drivers/spi/spi_tegra.c > +++ b/drivers/spi/spi_tegra.c > @@ -578,6 +578,7 @@ static int __devexit spi_tegra_remove(struct platform_device *pdev) > master = dev_get_drvdata(&pdev->dev); > tspi = spi_master_get_devdata(master); > > + spi_unregister_master(master); > tegra_dma_free_channel(tspi->rx_dma); > > dma_free_coherent(&pdev->dev, sizeof(u32) * BB_LEN, > @@ -586,7 +587,6 @@ static int __devexit spi_tegra_remove(struct platform_device *pdev) > clk_put(tspi->clk); > iounmap(tspi->base); > > - spi_master_put(master); > r = platform_get_resource(pdev, IORESOURCE_MEM, 0); > release_mem_region(r->start, (r->end - r->start) + 1); > > -- > 1.7.1 > > >