[patch] spi: checking for NULL instead of IS_ERR

Dan Carpenter
2016-02-12T06:38:33Z

spi_replace_transfers() returns error pointers on error, it never
returns NULL.

Fixes: d9f121227281 ('spi: core: add spi_split_transfers_maxsize')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 1413a6b..d459adc 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -2284,8 +2284,8 @@ int __spi_split_transfer_maxsize(struct spi_master *master,

/* create replacement */
srt = spi_replace_transfers(msg, xfer, 1, count, NULL, 0, gfp);
- if (!srt)
- return -ENOMEM;
+ if (IS_ERR(srt))
+ return PTR_ERR(srt);
xfers = srt->inserted_transfers;

/* now handle each of those newly inserted spi_transfers