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Zero struct sockaddr_??s before filling them in.

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Suggested by: Theo de Raadt <deraadt@cvs.openbsd.org>
This commit is contained in:
Brian Somers 1997-12-21 02:27:32 +00:00
parent aa2e5be7ae
commit 2e14bb4605
2 changed files with 6 additions and 2 deletions
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4
usr.sbin/ppp/server.c
View file

@ -1,5 +1,5 @@
/*
* $Id: server.c,v 1.11 1997/11/22 03:37:45 brian Exp $
* $Id: server.c,v 1.12 1997/12/03 10:23:53 brian Exp $
*/
#include <sys/param.h>
@ -46,6 +46,7 @@ ServerLocalOpen(const char *name, mode_t mask)
return 1;
}
memset(&ifsun, '\0', sizeof ifsun);
ifsun.sun_len = strlen(name);
if (ifsun.sun_len > sizeof ifsun.sun_path - 1) {
LogPrintf(LogERROR, "Local: %s: Path too long\n", name);
@ -108,6 +109,7 @@ ServerTcpOpen(int port)
LogPrintf(LogERROR, "Tcp: socket: %s\n", strerror(errno));
return 7;
}
memset(&ifsin, '\0', sizeof ifsin);
ifsin.sin_family = AF_INET;
ifsin.sin_addr.s_addr = INADDR_ANY;
ifsin.sin_port = htons(port);

4
usr.sbin/pppctl/pppctl.c
View file

@ -1,5 +1,5 @@
/*
* $Id: pppctl.c,v 1.11 1997/12/17 00:26:58 brian Exp $
* $Id: pppctl.c,v 1.12 1997/12/18 00:29:56 brian Exp $
*/
#include <sys/types.h>
@ -210,6 +210,7 @@ main(int argc, char **argv)
sock = (struct sockaddr *)&ifsun;
socksz = sizeof ifsun;
memset(&ifsun, '\0', sizeof ifsun);
ifsun.sun_len = strlen(argv[arg]);
if (ifsun.sun_len > sizeof ifsun.sun_path - 1) {
fprintf(stderr, "%s: Path too long\n", argv[arg]);
@ -239,6 +240,7 @@ main(int argc, char **argv)
socksz = sizeof ifsin;
hlen = strlen(host);
memset(&ifsin, '\0', sizeof ifsin);
if (strspn(host, "0123456789.") == hlen) {
if (!inet_aton(host, &ifsin.sin_addr)) {
fprintf(stderr, "Cannot translate %s\n", host);