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author | Chuhong Yuan <hslester96@gmail.com> | 2019-11-15 09:31:22 +0100 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2019-11-15 13:15:22 +0100 |
commit | 04358e40ba96d687c0811c21d9dede73f5244a98 (patch) | |
tree | 837ff152576e48479180bdd7ae46df4a80d2581f | |
parent | spi: tegra20-slink: Use dma_request_chan() directly for channel request (diff) | |
download | linux-04358e40ba96d687c0811c21d9dede73f5244a98.tar.xz linux-04358e40ba96d687c0811c21d9dede73f5244a98.zip |
spi: tegra20-slink: add missed clk_unprepare
The driver misses calling clk_unprepare in probe failure and remove.
Add the calls to fix it.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Link: https://lore.kernel.org/r/20191115083122.12278-1-hslester96@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | drivers/spi/spi-tegra20-slink.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index 51573f41ed12..7f4d932dade7 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1072,7 +1072,7 @@ static int tegra_slink_probe(struct platform_device *pdev) ret = clk_enable(tspi->clk); if (ret < 0) { dev_err(&pdev->dev, "Clock enable failed %d\n", ret); - goto exit_free_master; + goto exit_clk_unprepare; } spi_irq = platform_get_irq(pdev, 0); @@ -1145,6 +1145,8 @@ exit_free_irq: free_irq(spi_irq, tspi); exit_clk_disable: clk_disable(tspi->clk); +exit_clk_unprepare: + clk_unprepare(tspi->clk); exit_free_master: spi_master_put(master); return ret; @@ -1158,6 +1160,7 @@ static int tegra_slink_remove(struct platform_device *pdev) free_irq(tspi->irq, tspi); clk_disable(tspi->clk); + clk_unprepare(tspi->clk); if (tspi->tx_dma_chan) tegra_slink_deinit_dma_param(tspi, false); |