[PATCH 4.17 214/324] ieee802154: at86rf230: switch from BUG_ON() to WARN_ON() on problem

From: Greg Kroah-Hartman
Date: Thu Aug 23 2018 - 04:59:28 EST


4.17-stable review patch. If anyone has any objections, please let me know.

------------------

From: Stefan Schmidt <stefan@xxxxxxxxxxxxxxxxxx>

[ Upstream commit 20f330452ad8814f2289a589baf65e21270879a7 ]

The check is valid but it does not warrant to crash the kernel. A
WARN_ON() is good enough here.
Found by checkpatch.

Signed-off-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ieee802154/at86rf230.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -940,7 +940,7 @@ at86rf230_xmit(struct ieee802154_hw *hw,
static int
at86rf230_ed(struct ieee802154_hw *hw, u8 *level)
{
- BUG_ON(!level);
+ WARN_ON(!level);
*level = 0xbe;
return 0;
}