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Subject[2.6.22.y] {10/17} - via-velocity-dont-oops-on-mtu-change-1 - series for stable kernel
-- 
Thanks,
Oliver
commit cefe0b205bc46195bd3d727c3a64d1315eb348d1
Author: Stephen Hemminger <shemminger@linux-foundation.org>
Date: Thu Nov 15 03:47:27 2007 -0800

Subject: [VIA_VELOCITY]: Don't oops on MTU change.
Patch-mainline: v2.6.24-rc3
References: 341537

[VIA_VELOCITY]: Don't oops on MTU change.

Simple mtu change when device is down.
Fix http://bugzilla.kernel.org/show_bug.cgi?id=9382.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Jeff Mahoney <jeffm@suse.com>

diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index b670b97..63a2f81 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -1798,6 +1798,11 @@ static int velocity_change_mtu(struct net_device *dev, int new_mtu)
return -EINVAL;
}

+ if (!netif_running(dev)) {
+ dev->mtu = new_mtu;
+ return 0;
+ }
+
if (new_mtu != oldmtu) {
spin_lock_irqsave(&vptr->lock, flags);
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