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WPS: Verify wpa_config_set() return value more consistently

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Even though this command is very unlikely to fail, in theory, it could
and the WPS connection would fail in such a case. Return more clearer
failure indication in such a case without even trying to start
reassociation.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-01-01 20:30:17 +02:00
parent 559cdabb0f
commit 9c75e9fb81
1 changed files with 6 additions and 3 deletions
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9
wpa_supplicant/wps_supplicant.c
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@ -938,7 +938,8 @@ int wpas_wps_start_pbc(struct wpa_supplicant *wpa_s, const u8 *bssid,
}
}
#endif /* CONFIG_P2P */
wpa_config_set(ssid, "phase1", "\"pbc=1\"", 0);
if (wpa_config_set(ssid, "phase1", "\"pbc=1\"", 0) < 0)
return -1;
if (wpa_s->wps_fragment_size)
ssid->eap.fragment_size = wpa_s->wps_fragment_size;
eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wpas_wps_timeout,
@ -981,7 +982,8 @@ int wpas_wps_start_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
os_snprintf(val, sizeof(val), "\"pin=%08d dev_pw_id=%u\"",
rpin, dev_pw_id);
}
wpa_config_set(ssid, "phase1", val, 0);
if (wpa_config_set(ssid, "phase1", val, 0) < 0)
return -1;
if (wpa_s->wps_fragment_size)
ssid->eap.fragment_size = wpa_s->wps_fragment_size;
eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wpas_wps_timeout,
@ -1055,7 +1057,8 @@ int wpas_wps_start_reg(struct wpa_supplicant *wpa_s, const u8 *bssid,
res = os_snprintf(pos, end - pos, "\"");
if (res < 0 || res >= end - pos)
return -1;
wpa_config_set(ssid, "phase1", val, 0);
if (wpa_config_set(ssid, "phase1", val, 0) < 0)
return -1;
if (wpa_s->wps_fragment_size)
ssid->eap.fragment_size = wpa_s->wps_fragment_size;
eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wpas_wps_timeout,