diff options
| author | Jesse Brandeburg <jesse.brandeburg@intel.com> | 2007-11-13 21:00:09 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2007-11-13 21:00:09 -0800 |
| commit | f0163ac45b40bd032b877c747796146d52d4e800 (patch) | |
| tree | 8fe8cb9be1632f5685cf40b838ca826d0425d8ea | |
| parent | e2ac455a18806b31c2d0da0a51d8740af5010b7a (diff) | |
| download | op-kernel-dev-f0163ac45b40bd032b877c747796146d52d4e800.zip op-kernel-dev-f0163ac45b40bd032b877c747796146d52d4e800.tar.gz | |
[E1000]: Fix schedule while atomic when called from mii-tool.
mii-tool can cause the driver to call msleep during nway reset,
bugzilla.kernel.org bug 8430. Fix by simply calling reinit_locked
outside of the spinlock, which is safe from ethtool, so it should be
safe from here.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 72deff0..cf39473 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -4804,6 +4804,7 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) spin_unlock_irqrestore(&adapter->stats_lock, flags); return -EIO; } + spin_unlock_irqrestore(&adapter->stats_lock, flags); if (adapter->hw.media_type == e1000_media_type_copper) { switch (data->reg_num) { case PHY_CTRL: @@ -4824,12 +4825,8 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) DUPLEX_HALF; retval = e1000_set_spd_dplx(adapter, spddplx); - if (retval) { - spin_unlock_irqrestore( - &adapter->stats_lock, - flags); + if (retval) return retval; - } } if (netif_running(adapter->netdev)) e1000_reinit_locked(adapter); @@ -4838,11 +4835,8 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) break; case M88E1000_PHY_SPEC_CTRL: case M88E1000_EXT_PHY_SPEC_CTRL: - if (e1000_phy_reset(&adapter->hw)) { - spin_unlock_irqrestore( - &adapter->stats_lock, flags); + if (e1000_phy_reset(&adapter->hw)) return -EIO; - } break; } } else { @@ -4857,7 +4851,6 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) break; } } - spin_unlock_irqrestore(&adapter->stats_lock, flags); break; default: return -EOPNOTSUPP; |
