[PATCH] ieee802154: ca8210: Fix a potential NULL pointer dereference

From: Christophe JAILLET
Date: Sun Aug 20 2017 - 12:25:18 EST


'spi' is known to be NULL, so we dereference a NULL pointer here.
Use 'pr_crit()' instead of 'dev_crit()' to report the message.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/net/ieee802154/ca8210.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
index 326243fae7e2..24a1eabbbc9d 100644
--- a/drivers/net/ieee802154/ca8210.c
+++ b/drivers/net/ieee802154/ca8210.c
@@ -917,10 +917,7 @@ static int ca8210_spi_transfer(
struct cas_control *cas_ctl;

if (!spi) {
- dev_crit(
- &spi->dev,
- "NULL spi device passed to ca8210_spi_transfer\n"
- );
+ pr_crit("NULL spi device passed to %s\n", __func__);
return -ENODEV;
}

--
2.11.0