[PATCH -next] spi: sirf: fix error return code in spi_sirfsoc_probe()
Wei Yongjun
weiyj.lk at gmail.com
Thu Aug 22 20:33:39 EDT 2013
From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.
Signed-off-by: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
---
drivers/spi/spi-sirf.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c
index 62c92c3..9b41254 100644
--- a/drivers/spi/spi-sirf.c
+++ b/drivers/spi/spi-sirf.c
@@ -655,12 +655,14 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
(void *)rx_dma_ch);
if (!sspi->rx_chan) {
dev_err(&pdev->dev, "can not allocate rx dma channel\n");
+ ret = -ENODEV;
goto free_master;
}
sspi->tx_chan = dma_request_channel(dma_cap_mask, (dma_filter_fn)sirfsoc_dma_filter_id,
(void *)tx_dma_ch);
if (!sspi->tx_chan) {
dev_err(&pdev->dev, "can not allocate tx dma channel\n");
+ ret = -ENODEV;
goto free_rx_dma;
}
@@ -683,8 +685,10 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
writel(0, sspi->base + SIRFSOC_SPI_DUMMY_DELAY_CTL);
sspi->dummypage = kmalloc(2 * PAGE_SIZE, GFP_KERNEL);
- if (!sspi->dummypage)
+ if (!sspi->dummypage) {
+ ret = -ENOMEM;
goto free_clk;
+ }
ret = spi_bitbang_start(&sspi->bitbang);
if (ret)
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