spi: s3c64xx: potential oops on probe error

We accidentally mixed up freeing the rx and tx channels which would a
leak and an oops.

Fixes: 3d63a47a38 ("spi: s3c64xx: Don't request/release DMA channels for each SPI transfer")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Andi Shyti <andi.shyti@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dan Carpenter 2017-01-13 10:42:53 +03:00 committed by Mark Brown
parent 3d63a47a38
commit 72bc7ae063

View file

@ -1147,7 +1147,7 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
if (IS_ERR(sdd->tx_dma.ch)) {
dev_err(&pdev->dev, "Failed to get TX DMA channel\n");
ret = PTR_ERR(sdd->tx_dma.ch);
goto err_release_tx_dma;
goto err_release_rx_dma;
}
}
@ -1196,11 +1196,11 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
pm_runtime_set_suspended(&pdev->dev);
if (!is_polling(sdd))
dma_release_channel(sdd->rx_dma.ch);
err_release_tx_dma:
if (!is_polling(sdd))
dma_release_channel(sdd->tx_dma.ch);
err_release_rx_dma:
if (!is_polling(sdd))
dma_release_channel(sdd->rx_dma.ch);
err_disable_io_clk:
clk_disable_unprepare(sdd->ioclk);
err_disable_src_clk: