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Subject[PATCH v6 05/14] spi: qup: Fix error handling in spi_qup_prep_sg
Date
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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