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path: root/drivers/net/ethernet/broadcom/b44.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/b44.c')
-rw-r--r--drivers/net/ethernet/broadcom/b44.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c
index 3e4fb3c3e834..e5809ad5eb82 100644
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -1042,13 +1042,13 @@ static int b44_change_mtu(struct net_device *dev, int new_mtu)
/* We'll just catch it later when the
* device is up'd.
*/
- dev->mtu = new_mtu;
+ WRITE_ONCE(dev->mtu, new_mtu);
return 0;
}
spin_lock_irq(&bp->lock);
b44_halt(bp);
- dev->mtu = new_mtu;
+ WRITE_ONCE(dev->mtu, new_mtu);
b44_init_rings(bp);
b44_init_hw(bp, B44_FULL_RESET);
spin_unlock_irq(&bp->lock);
@@ -2009,12 +2009,14 @@ static int b44_set_pauseparam(struct net_device *dev,
bp->flags |= B44_FLAG_TX_PAUSE;
else
bp->flags &= ~B44_FLAG_TX_PAUSE;
- if (bp->flags & B44_FLAG_PAUSE_AUTO) {
- b44_halt(bp);
- b44_init_rings(bp);
- b44_init_hw(bp, B44_FULL_RESET);
- } else {
- __b44_set_flow_ctrl(bp, bp->flags);
+ if (netif_running(dev)) {
+ if (bp->flags & B44_FLAG_PAUSE_AUTO) {
+ b44_halt(bp);
+ b44_init_rings(bp);
+ b44_init_hw(bp, B44_FULL_RESET);
+ } else {
+ __b44_set_flow_ctrl(bp, bp->flags);
+ }
}
spin_unlock_irq(&bp->lock);