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spi: qup: Fix error handling in spi_qup_prep_sg

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Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Varadarajan Narayanan 2017-07-28 12:22:52 +05:30 • committed by Mark Brown
parent ce00bab318
commit d9a09a6c0c
1 changed files with 2 additions and 2 deletions
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4
drivers/spi/spi-qup.c
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@ -311,8 +311,8 @@ static int spi_qup_prep_sg(struct spi_master *master, struct spi_transfer *xfer,
}
desc = dmaengine_prep_slave_sg(chan, sgl, nents, dir, flags);
if (!desc)
return -EINVAL;
if (IS_ERR_OR_NULL(desc))
return desc ? PTR_ERR(desc) : -EINVAL;
desc->callback = callback;
desc->callback_param = qup;