[BNX2]: Fix compiler warning.

Change bnx2_init_napi() to void.

Warning was noted by DaveM.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index aef2a9a..94d1857 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -7313,7 +7313,7 @@
 	return str;
 }
 
-static int __devinit
+static void __devinit
 bnx2_init_napi(struct bnx2 *bp)
 {
 	int i;