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Fix b44 phyaddr by applying the PHY-address mask. Closes #3712

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- Adapted from patch by Michael Buesch on the linux-netdev mailing list.


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10649 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
agb 2008-03-23 04:27:04 +00:00
parent eddc6c081b
commit fad87bd3ae
1 changed files with 15 additions and 0 deletions
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15
target/linux/brcm47xx/patches-2.6.23/121-fix_b44_phyaddr.patch Normal file
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@ -0,0 +1,15 @@
Index: linux-2.6.23.16/drivers/net/b44.c
===================================================================
--- linux-2.6.23.16.orig/drivers/net/b44.c 2008-03-22 19:52:40.000000000 -0700
+++ linux-2.6.23.16/drivers/net/b44.c 2008-03-22 19:52:41.000000000 -0700
@@ -2273,6 +2273,10 @@
bp->phy_addr = sdev->bus->sprom.et1phyaddr;
break;
}
+ /* Some ROMs have buggy PHY addresses with the high
+ * bits set (sign extension?). Truncate them to a
+ * valid PHY address. */
+ bp->phy_addr &= 0x1F;
memcpy(bp->dev->dev_addr, addr, 6);