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>
This commit is contained in:
Qipan Li 2015-05-07 07:13:10 +00:00 committed by Mark Brown
parent 96bf40194f
commit a34bcbedf8

View file

@ -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);