Messages in this thread Patch in this message | | | From | Varadarajan Narayanan <> | Subject | [PATCH v6 05/14] spi: qup: Fix error handling in spi_qup_prep_sg | Date | Fri, 28 Jul 2017 12:22:52 +0530 |
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Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org> --- drivers/spi/spi-qup.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index f1aa5c1..ef95294 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -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; -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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