From: Qinglang Miao miaoqinglang@huawei.com
commit 702b15cb97123cedcec56a39d9a21c5288eb9ae1 upstream.
Fix the missing clk_disable_unprepare() before return from mt7621_spi_probe in the error handling case.
Fixes: cbd66c626e16 ("spi: mt7621: Move SPI driver out of staging") Signed-off-by: Qinglang Miao miaoqinglang@huawei.com Link: https://lore.kernel.org/r/20201103074912.195576-1-miaoqinglang@huawei.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/staging/mt7621-spi/spi-mt7621.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/staging/mt7621-spi/spi-mt7621.c b/drivers/staging/mt7621-spi/spi-mt7621.c index 578aa6824ad3..33c747bc8320 100644 --- a/drivers/staging/mt7621-spi/spi-mt7621.c +++ b/drivers/staging/mt7621-spi/spi-mt7621.c @@ -455,6 +455,7 @@ static int mt7621_spi_probe(struct platform_device *pdev) master = spi_alloc_master(&pdev->dev, sizeof(*rs)); if (master == NULL) { dev_info(&pdev->dev, "master allocation failed\n"); + clk_disable_unprepare(clk); return -ENOMEM; }
@@ -480,6 +481,7 @@ static int mt7621_spi_probe(struct platform_device *pdev) ret = device_reset(&pdev->dev); if (ret) { dev_err(&pdev->dev, "SPI reset failed!\n"); + clk_disable_unprepare(clk); return ret; }