res_rtp_asterisk.c: Initialize ourip passed to ast_find_ourip().

We access uninitialized memory when the 'ourip' parameter does not
have an initial guess to our IP address.

ASTERISK-26672

Change-Id: I35507ea1ad7455d2be188f6ccdd4add7bd150e15
changes/56/4656/1
Richard Mudgett 9 years ago
parent ac31233dbe
commit bcdd282ada

@ -4915,9 +4915,11 @@ static void ast_rtp_prop_set(struct ast_rtp_instance *instance, enum ast_rtp_pro
ast_sockaddr_set_port(&rtp->rtcp->us,
ast_sockaddr_port(&rtp->rtcp->us) + 1);
ast_sockaddr_copy(&local_addr, &rtp->rtcp->us);
if (!ast_find_ourip(&local_addr, &rtp->rtcp->us, 0)) {
ast_sockaddr_set_port(&local_addr, ast_sockaddr_port(&rtp->rtcp->us));
} else {
/* Failed to get local address reset to use default. */
ast_sockaddr_copy(&local_addr, &rtp->rtcp->us);
}

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