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authorQipan Li <Qipan.Li@csr.com>2015-05-07 09:13:10 +0200
committerMark Brown <broonie@kernel.org>2015-05-07 11:46:11 +0200
commita34bcbedf8c9f6e960a09ed677d320392b1fe8d0 (patch)
tree85a13cdb2b390eafa75cbb6c3b0d97d81a16cd06 /drivers/spi
parentspi: sirf: request and free cs gpio in setup and cleanup callbacks (diff)
downloadlinux-a34bcbedf8c9f6e960a09ed677d320392b1fe8d0.tar.xz
linux-a34bcbedf8c9f6e960a09ed677d320392b1fe8d0.zip
spi: sirf: replace kmalloc by devm_kzalloc
Signed-off-by: Qipan Li <Qipan.Li@csr.com> Signed-off-by: Barry Song <Baohua.Song@csr.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-sirf.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c
index a69ccb75f7d7..ae4bd1154141 100644
--- a/drivers/spi/spi-sirf.c
+++ b/drivers/spi/spi-sirf.c
@@ -758,7 +758,7 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
/* We are not using dummy delay between command and data */
writel(0, sspi->base + SIRFSOC_SPI_DUMMY_DELAY_CTL);
- sspi->dummypage = kmalloc(2 * PAGE_SIZE, GFP_KERNEL);
+ sspi->dummypage = devm_kzalloc(&pdev->dev, 2 * PAGE_SIZE, GFP_KERNEL);
if (!sspi->dummypage) {
ret = -ENOMEM;
goto free_clk;
@@ -766,12 +766,10 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
ret = spi_bitbang_start(&sspi->bitbang);
if (ret)
- goto free_dummypage;
+ goto free_clk;
dev_info(&pdev->dev, "registerred, bus number = %d\n", master->bus_num);
return 0;
-free_dummypage:
- kfree(sspi->dummypage);
free_clk:
clk_disable_unprepare(sspi->clk);
clk_put(sspi->clk);
@@ -794,7 +792,6 @@ static int spi_sirfsoc_remove(struct platform_device *pdev)
sspi = spi_master_get_devdata(master);
spi_bitbang_stop(&sspi->bitbang);
- kfree(sspi->dummypage);
clk_disable_unprepare(sspi->clk);
clk_put(sspi->clk);
dma_release_channel(sspi->rx_chan);