summaryrefslogtreecommitdiff
path: root/target/linux/brcm47xx/patches-2.6.23/121-fix_b44_phyaddr.patch
blob: 3dd4f4dab4a79582f3cfe8148354aebf6bb64964 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Index: linux-2.6.23.17/drivers/net/b44.c
===================================================================
--- linux-2.6.23.17.orig/drivers/net/b44.c
+++ linux-2.6.23.17/drivers/net/b44.c
@@ -2273,6 +2273,10 @@ static int __devinit b44_get_invariants(
 	       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);