From 66caec3f005f3ae2a9cd3d131af710e60d246182 Mon Sep 17 00:00:00 2001 From: Michael Brown Date: Tue, 25 Jan 2011 14:16:11 +0000 Subject: [netdevice] Allow devices to indicate that interrupts are not supported Signed-off-by: Michael Brown --- src/net/netdevice.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/net') diff --git a/src/net/netdevice.c b/src/net/netdevice.c index c7e907ad6..813823760 100644 --- a/src/net/netdevice.c +++ b/src/net/netdevice.c @@ -542,6 +542,10 @@ void unregister_netdev ( struct net_device *netdev ) { */ void netdev_irq ( struct net_device *netdev, int enable ) { + /* Do nothing if device does not support interrupts */ + if ( ! netdev_irq_supported ( netdev ) ) + return; + /* Enable or disable device interrupts */ netdev->op->irq ( netdev, enable ); -- cgit v1.2.3-55-g7522