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hostapd: fix MAC overlap with MBSSID enabled

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Reverse byte order in non-OUI part of MAC address to prevent overlap
when MBSSID is enabled. Swaps bytes 3 and 5 and masks lower nibble
of byte 5 before applying index XOR.

Signed-off-by: John Crispin <john@phrozen.org>
This commit is contained in:
John Crispin
2025-09-18 14:02:25 +02:00
parent 2f625c35f0
commit a25480d479
1 changed files with 6 additions and 1 deletions
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7
feeds/qca-wifi-7/hostapd/files/common.uc
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@@ -259,8 +259,13 @@ const phy_proto = {
addr[0] ^= idx << 2; addr[0] ^= idx << 2;
break; break;
case "b5": case "b5":
if (mbssid) if (mbssid) {
let b5 = addr[5];
addr[5] = addr[3];
addr[3] = b5;
addr[5] &= ~0xf;
addr[0] |= 2; addr[0] |= 2;
}
addr[5] ^= idx; addr[5] ^= idx;
break; break;
default: default: