net: hisilicon: fix handling platform_get_irq result
authorAndrzej Hajda <a.hajda@samsung.com>
Thu, 24 Sep 2015 14:00:15 +0000 (16:00 +0200)
committerDavid S. Miller <davem@davemloft.net>
Sun, 27 Sep 2015 05:46:45 +0000 (22:46 -0700)
commitf26bf06beae70175eda91e893190784bd1bcc7c0
tree0ed5fdeda70274065cba1318b0c2374f0a2461dd
parent518a7cb6980cd640c7f979d29021ad870f60d7d7
net: hisilicon: fix handling platform_get_irq result

The function can return negative value.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/hisilicon/hip04_eth.c