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| author | Chuhong Yuan <hslester96@gmail.com> | 2019-11-15 16:31:22 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-31 16:36:03 +0100 |
| commit | fd1f4a58e878241a09fc5eb0054af9461794a214 (patch) | |
| tree | e0db5260d21c641711cbc348938e55778ef36cb6 /drivers/spi | |
| parent | 83a9fb541c6fde572a16a983654e5e3f99310412 (diff) | |
| download | linux-stable-fd1f4a58e878241a09fc5eb0054af9461794a214.tar.gz linux-stable-fd1f4a58e878241a09fc5eb0054af9461794a214.tar.bz2 linux-stable-fd1f4a58e878241a09fc5eb0054af9461794a214.zip | |
spi: tegra20-slink: add missed clk_unprepare
[ Upstream commit 04358e40ba96d687c0811c21d9dede73f5244a98 ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/spi')
| -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 1427f343b39a..d1187317bb5d 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1078,7 +1078,7 @@ 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); @@ -1151,6 +1151,8 @@ 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; @@ -1164,6 +1166,7 @@ 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); |