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author | Wei Yongjun <weiyj.lk@gmail.com> | 2016-08-20 15:25:32 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2016-08-22 17:45:22 +0100 |
commit | 6999aeabbb703a81a204cb6f9f8f151759a99ac4 (patch) | |
tree | 7d207c8e3e007d0ea7a5394b3b5fbc10cf24f2df /drivers/spi | |
parent | 1c5ea2b4de22434b9da9c33640f47458ba093dea (diff) | |
download | op-kernel-dev-6999aeabbb703a81a204cb6f9f8f151759a99ac4.zip op-kernel-dev-6999aeabbb703a81a204cb6f9f8f151759a99ac4.tar.gz |
spi: spi-fsl-dspi: Drop extra spi_master_put in device remove function
The call sequence spi_alloc_master/spi_register_master/spi_unregister_master
is complete; it reduces the device reference count to zero, which and results
in device memory being freed. The subsequent call to spi_master_put is
unnecessary and results in an access to free memory. Drop it.
Fixes: 9298bc727385 ("spi: spi-fsl-dspi: Remove spi-bitbang")
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r-- | drivers/spi/spi-fsl-dspi.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index 95d8b92..35c0dd9 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -763,7 +763,6 @@ static int dspi_remove(struct platform_device *pdev) /* Disconnect from the SPI framework */ clk_disable_unprepare(dspi->clk); spi_unregister_master(dspi->master); - spi_master_put(dspi->master); return 0; } |