From d9a09a6c0c98d57e5a248c3b9bb10f63d475dfdb Mon Sep 17 00:00:00 2001 From: Varadarajan Narayanan Date: Fri, 28 Jul 2017 12:22:52 +0530 Subject: spi: qup: Fix error handling in spi_qup_prep_sg Signed-off-by: Varadarajan Narayanan Signed-off-by: Mark Brown --- drivers/spi/spi-qup.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/spi/spi-qup.c') diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index f1aa5c15d180..ef952946375a 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; -- cgit v1.2.3