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Code Issues Releases Wiki Activity

wifi: reformat MACs returned from DHCP

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ether_ntoa() function used in DHCP server skips leading zeros so
reformat is needed to make strcmp() work for mac-comparisons.

Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
This commit is contained in:
Andrey Gusakov 2014-08-11 22:24:40 +04:00 • committed by David Herrmann
parent e40f7f744e
commit 9b801d6b0e
1 changed files with 3 additions and 1 deletions
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4
src/wifi/wifid-supplicant.c
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@ -220,6 +220,7 @@ static int supplicant_group_comm_fn(sd_event_source *source,
struct peer *p; struct peer *p;
char buf[512], *t, *ip; char buf[512], *t, *ip;
ssize_t l; ssize_t l;
char mac[MAC_STRLEN];
l = recv(fd, buf, sizeof(buf) - 1, MSG_DONTWAIT); l = recv(fd, buf, sizeof(buf) - 1, MSG_DONTWAIT);
if (l < 0) { if (l < 0) {
@ -271,7 +272,8 @@ static int supplicant_group_comm_fn(sd_event_source *source,
} }
*ip++ = 0; *ip++ = 0;
sp = find_peer_by_any_mac(g->s, t); reformat_mac(mac, t);
sp = find_peer_by_any_mac(g->s, mac);
if (sp) { if (sp) {
ip = strdup(ip); ip = strdup(ip);
if (!ip) { if (!ip) {