Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dad3e452dacd3c6c637e2f7c6469556cc8ffcd94
Commit: dad3e452dacd3c6c637e2f7c6469556cc8ffcd94
Parent: 427c2196b92697a4a8ee87959ebc16bfac024f6b
Author: Michael Chan <[EMAIL PROTECTED]>
AuthorDate: Thu May 3 13:18:03 2007 -0700
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Thu May 3 13:18:03 2007 -0700
[BNX2]: Block MII access when ifdown.
The device may be in D3hot state and should not allow MII register
access.
Signed-off-by: Michael Chan <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
drivers/net/bnx2.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index f98a220..9f0a067 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -5562,6 +5562,9 @@ bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int
cmd)
case SIOCGMIIREG: {
u32 mii_regval;
+ if (!netif_running(dev))
+ return -EAGAIN;
+
spin_lock_bh(&bp->phy_lock);
err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval);
spin_unlock_bh(&bp->phy_lock);
@@ -5575,6 +5578,9 @@ bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int
cmd)
if (!capable(CAP_NET_ADMIN))
return -EPERM;
+ if (!netif_running(dev))
+ return -EAGAIN;
+
spin_lock_bh(&bp->phy_lock);
err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in);
spin_unlock_bh(&bp->phy_lock);
-
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