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authorDavid S. Miller <davem@davemloft.net>2008-06-13 23:52:39 -0400
committerDavid S. Miller <davem@davemloft.net>2008-06-13 23:52:39 -0400
commit4ae127d1b6c71f9240dd4245f240e6dd8fc98014 (patch)
treeb7aa27b3e0c655f4613fe2146cb57d7f69e421f6 /drivers/net/smc911x.c
parent875ec4333b99144e2589e900a0bcd2c25c757b27 (diff)
parent7775c9753b94fe429dc4323360d6502c95e0dd6e (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/smc911x.c
Diffstat (limited to 'drivers/net/smc911x.c')
-rw-r--r--drivers/net/smc911x.c23
1 files changed, 5 insertions, 18 deletions
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index fc605f276c00..c5871624f972 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -898,11 +898,11 @@ static void smc911x_phy_configure(struct work_struct *work)
898 * We should not be called if phy_type is zero. 898 * We should not be called if phy_type is zero.
899 */ 899 */
900 if (lp->phy_type == 0) 900 if (lp->phy_type == 0)
901 goto smc911x_phy_configure_exit_nolock; 901 return;
902 902
903 if (smc911x_phy_reset(dev, phyaddr)) { 903 if (smc911x_phy_reset(dev, phyaddr)) {
904 printk("%s: PHY reset timed out\n", dev->name); 904 printk("%s: PHY reset timed out\n", dev->name);
905 goto smc911x_phy_configure_exit_nolock; 905 return;
906 } 906 }
907 spin_lock_irqsave(&lp->lock, flags); 907 spin_lock_irqsave(&lp->lock, flags);
908 908
@@ -971,8 +971,6 @@ static void smc911x_phy_configure(struct work_struct *work)
971 971
972smc911x_phy_configure_exit: 972smc911x_phy_configure_exit:
973 spin_unlock_irqrestore(&lp->lock, flags); 973 spin_unlock_irqrestore(&lp->lock, flags);
974smc911x_phy_configure_exit_nolock:
975 lp->work_pending = 0;
976} 974}
977 975
978/* 976/*
@@ -1291,11 +1289,8 @@ static void smc911x_timeout(struct net_device *dev)
1291 * smc911x_phy_configure() calls msleep() which calls schedule_timeout() 1289 * smc911x_phy_configure() calls msleep() which calls schedule_timeout()
1292 * which calls schedule(). Hence we use a work queue. 1290 * which calls schedule(). Hence we use a work queue.
1293 */ 1291 */
1294 if (lp->phy_type != 0) { 1292 if (lp->phy_type != 0)
1295 if (schedule_work(&lp->phy_configure)) { 1293 schedule_work(&lp->phy_configure);
1296 lp->work_pending = 1;
1297 }
1298 }
1299 1294
1300 /* We can accept TX packets again */ 1295 /* We can accept TX packets again */
1301 dev->trans_start = jiffies; 1296 dev->trans_start = jiffies;
@@ -1465,16 +1460,8 @@ static int smc911x_close(struct net_device *dev)
1465 if (lp->phy_type != 0) { 1460 if (lp->phy_type != 0) {
1466 /* We need to ensure that no calls to 1461 /* We need to ensure that no calls to
1467 * smc911x_phy_configure are pending. 1462 * smc911x_phy_configure are pending.
1468
1469 * flush_scheduled_work() cannot be called because we
1470 * are running with the netlink semaphore held (from
1471 * devinet_ioctl()) and the pending work queue
1472 * contains linkwatch_event() (scheduled by
1473 * netif_carrier_off() above). linkwatch_event() also
1474 * wants the netlink semaphore.
1475 */ 1463 */
1476 while (lp->work_pending) 1464 cancel_work_sync(&lp->phy_configure);
1477 schedule();
1478 smc911x_phy_powerdown(dev, lp->mii.phy_id); 1465 smc911x_phy_powerdown(dev, lp->mii.phy_id);
1479 } 1466 }
1480 1467