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WPS: Check wps_build_wfa_ext() return value consistently (CID 68104)

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While this call cannot really fail, check the return value to be more
consistent with all the other wps_build_wfa_ext() calls.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-06-14 01:05:18 +03:00
parent 2485835ba3
commit 305000e160
1 changed files with 4 additions and 1 deletions
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5
src/wps/wps_upnp.c
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@ -596,7 +596,10 @@ static struct wpabuf * build_fake_wsc_ack(void)
wpabuf_put_be16(msg, ATTR_REGISTRAR_NONCE);
wpabuf_put_be16(msg, WPS_NONCE_LEN);
wpabuf_put(msg, WPS_NONCE_LEN);
wps_build_wfa_ext(msg, 0, NULL, 0);
if (wps_build_wfa_ext(msg, 0, NULL, 0)) {
wpabuf_free(msg);
return NULL;
}
return msg;
}