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qcacld-3.0: Make grat ARP KA source/target addresses the same

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According to RFC 5227, both the source and target addresses in a
gratuitous ARP packet should be the same. When enabling gratuitous ARP
keepalive, set both source and target addresses to the host's IPv4
address.

Change-Id: If467cc7d93adb67f88539ebed727689b61d42089
CRs-Fixed: 2004770
This commit is contained in:
Dustin Brown 2017-02-09 12:19:28 -08:00 • committed by qcabuildsw
commit 6b4643dd58
1 changed files with 4 additions and 1 deletions
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5
core/hdd/src/wlan_hdd_power.c
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@ -744,7 +744,6 @@ static int hdd_set_grat_arp_keepalive(hdd_adapter_t *adapter)
hdd_station_ctx_t *sta_ctx;
tSirKeepAliveReq req = {
.packetType = SIR_KEEP_ALIVE_UNSOLICIT_ARP_RSP,
.destIpv4Addr = {0xff, 0xff, 0xff, 0xff},
.dest_macaddr = QDF_MAC_ADDR_BROADCAST_INITIALIZER,
};
@ -771,6 +770,10 @@ static int hdd_set_grat_arp_keepalive(hdd_adapter_t *adapter)
return exit_code;
}
/* according to RFC5227, sender/target ip address should be the same */
qdf_mem_copy(&req.destIpv4Addr, &req.hostIpv4Addr,
sizeof(req.destIpv4Addr));
qdf_copy_macaddr(&req.bssid, &sta_ctx->conn_info.bssId);
req.timePeriod = hdd_ctx->config->infraStaKeepAlivePeriod;
req.sessionId = adapter->sessionId;