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Fixed potential NULL pointer dereference if memory allocation fails

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This commit is contained in:
Jouni Malinen 2008-06-05 20:44:30 +03:00
parent 815c5e1435
commit 7cdeb81e1f
1 changed files with 6 additions and 0 deletions
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6
src/eap_server/eap_tls_common.c
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@ -114,6 +114,10 @@ struct wpabuf * eap_server_tls_build_msg(struct eap_ssl_data *data,
size_t send_len, plen;
wpa_printf(MSG_DEBUG, "SSL: Generating Request");
if (data->out_buf == NULL) {
wpa_printf(MSG_ERROR, "SSL: out_buf NULL in %s", __func__);
return NULL;
}
flags = version;
send_len = wpabuf_len(data->out_buf) - data->out_used;
@ -342,6 +346,8 @@ struct wpabuf * eap_server_tls_encrypt(struct eap_sm *sm,
/* reserve some extra room for encryption overhead */
buf_len = plain_len + 200;
buf = wpabuf_alloc(buf_len);
if (buf == NULL)
return NULL;
res = tls_connection_encrypt(sm->ssl_ctx, data->conn,
plain, plain_len, wpabuf_put(buf, 0),
buf_len);