can: cc770: fix sparse warning for cc770_interrupt

Make cc770_interrupt static to fix the following sparse warning:
drivers/net/can/cc770/cc770.c:699:13: warning: symbol
'cc770_interrupt' was not declared. Should it be static?

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/cc770/cc770.c b/drivers/net/can/cc770/cc770.c
index d42a6a7..a138db1 100644 (file)
--- a/drivers/net/can/cc770/cc770.c
+++ b/drivers/net/can/cc770/cc770.c
@@ -695,7 +695,7 @@ static void cc770_tx_interrupt(struct net_device *dev, unsigned int o)
        netif_wake_queue(dev);
 }
 
-irqreturn_t cc770_interrupt(int irq, void *dev_id)
+static irqreturn_t cc770_interrupt(int irq, void *dev_id)
 {
        struct net_device *dev = (struct net_device *)dev_id;
        struct cc770_priv *priv = netdev_priv(dev);