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Limit scope of recvfrom address.

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david 2011-09-03 18:48:12 +00:00
parent 52de87b974
commit 0804560126
1 changed files with 4 additions and 3 deletions
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7
nmap_rpc.cc
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@ -519,9 +519,6 @@ void get_rpc_results(Target *target, struct portinfo *scan,
struct timeval tv;
int res;
static char readbuf[512];
struct sockaddr_storage from;
recvfrom6_t fromlen = sizeof(from);
unsigned short fromport;
char *current_msg;
unsigned long current_msg_len;
@ -556,6 +553,10 @@ void get_rpc_results(Target *target, struct portinfo *scan,
if (sres == -1 && socket_errno() == EINTR)
continue;
if (udp_rpc_socket >= 0 && FD_ISSET(udp_rpc_socket, &fds_r)) {
struct sockaddr_storage from;
recvfrom6_t fromlen = sizeof(from);
unsigned short fromport;
res = recvfrom(udp_rpc_socket, readbuf, sizeof(readbuf), 0, (struct sockaddr *) &from, &fromlen);
if (res < 0) {