Properly zero-out struct ifreq before passing it to the SIOCSIFFLAGS

ioctl(2), so that it doesn't occasionally trigger promisc mode on interface.

Reported/tested by:	Vladimir B. Grebenschikov <vova@sw.ru>
This commit is contained in:
Maxim Sobolev 2002-10-07 14:43:54 +00:00
parent cdaf725a9b
commit f1cbce63ec
Notes: svn2git 2021-03-31 03:12:20 +00:00
svn path=/head/; revision=67560
6 changed files with 75 additions and 15 deletions

View file

@ -7,6 +7,7 @@
PORTNAME= zebra
PORTVERSION= 0.93b
PORTREVISION= 1
CATEGORIES= net ipv6
MASTER_SITES= ftp://ftp.zebra.org/pub/zebra/ \
ftp://ftp.ripe.net/mirrors/sites/ftp.zebra.org/pub/zebra/ \

View file

@ -1,6 +1,25 @@
--- zebra/ioctl.c.orig Wed Dec 12 18:02:16 2001
+++ zebra/ioctl.c Wed Dec 12 18:02:30 2001
@@ -478,6 +478,9 @@
$FreeBSD$
--- zebra/ioctl.c.orig Tue Oct 23 11:31:29 2001
+++ zebra/ioctl.c Fri Oct 4 19:45:04 2002
@@ -349,6 +349,7 @@
int ret;
struct ifreq ifreq;
+ bzero(&ifreq, sizeof(struct ifreq));
ifreq_set_name (&ifreq, ifp);
ifreq.ifr_flags = ifp->flags;
@@ -371,6 +372,7 @@
int ret;
struct ifreq ifreq;
+ bzero(&ifreq, sizeof(struct ifreq));
ifreq_set_name (&ifreq, ifp);
ifreq.ifr_flags = ifp->flags;
@@ -473,6 +475,9 @@
mask.sin6_len = sizeof (struct sockaddr_in6);
#endif
memcpy (&addreq.ifra_prefixmask, &mask, sizeof (struct sockaddr_in6));
@ -8,5 +27,5 @@
+ addreq.ifra_lifetime.ia6t_vltime = 0xffffffff;
+ addreq.ifra_lifetime.ia6t_pltime = 0xffffffff;
ret = if_ioctl_ipv6 (SIOCAIFADDR_IN6, (caddr_t) &addreq);
if (ret < 0)
addreq.ifra_lifetime.ia6t_pltime = ND6_INFINITE_LIFETIME;
addreq.ifra_lifetime.ia6t_vltime = ND6_INFINITE_LIFETIME;

View file

@ -7,6 +7,7 @@
PORTNAME= zebra
PORTVERSION= 0.93b
PORTREVISION= 1
CATEGORIES= net ipv6
MASTER_SITES= ftp://ftp.zebra.org/pub/zebra/ \
ftp://ftp.ripe.net/mirrors/sites/ftp.zebra.org/pub/zebra/ \

View file

@ -1,6 +1,25 @@
--- zebra/ioctl.c.orig Wed Dec 12 18:02:16 2001
+++ zebra/ioctl.c Wed Dec 12 18:02:30 2001
@@ -478,6 +478,9 @@
$FreeBSD$
--- zebra/ioctl.c.orig Tue Oct 23 11:31:29 2001
+++ zebra/ioctl.c Fri Oct 4 19:45:04 2002
@@ -349,6 +349,7 @@
int ret;
struct ifreq ifreq;
+ bzero(&ifreq, sizeof(struct ifreq));
ifreq_set_name (&ifreq, ifp);
ifreq.ifr_flags = ifp->flags;
@@ -371,6 +372,7 @@
int ret;
struct ifreq ifreq;
+ bzero(&ifreq, sizeof(struct ifreq));
ifreq_set_name (&ifreq, ifp);
ifreq.ifr_flags = ifp->flags;
@@ -473,6 +475,9 @@
mask.sin6_len = sizeof (struct sockaddr_in6);
#endif
memcpy (&addreq.ifra_prefixmask, &mask, sizeof (struct sockaddr_in6));
@ -8,5 +27,5 @@
+ addreq.ifra_lifetime.ia6t_vltime = 0xffffffff;
+ addreq.ifra_lifetime.ia6t_pltime = 0xffffffff;
ret = if_ioctl_ipv6 (SIOCAIFADDR_IN6, (caddr_t) &addreq);
if (ret < 0)
addreq.ifra_lifetime.ia6t_pltime = ND6_INFINITE_LIFETIME;
addreq.ifra_lifetime.ia6t_vltime = ND6_INFINITE_LIFETIME;

View file

@ -7,6 +7,7 @@
PORTNAME= zebra
PORTVERSION= 0.93b
PORTREVISION= 1
CATEGORIES= net ipv6
MASTER_SITES= ftp://ftp.zebra.org/pub/zebra/ \
ftp://ftp.ripe.net/mirrors/sites/ftp.zebra.org/pub/zebra/ \

View file

@ -1,6 +1,25 @@
--- zebra/ioctl.c.orig Wed Dec 12 18:02:16 2001
+++ zebra/ioctl.c Wed Dec 12 18:02:30 2001
@@ -478,6 +478,9 @@
$FreeBSD$
--- zebra/ioctl.c.orig Tue Oct 23 11:31:29 2001
+++ zebra/ioctl.c Fri Oct 4 19:45:04 2002
@@ -349,6 +349,7 @@
int ret;
struct ifreq ifreq;
+ bzero(&ifreq, sizeof(struct ifreq));
ifreq_set_name (&ifreq, ifp);
ifreq.ifr_flags = ifp->flags;
@@ -371,6 +372,7 @@
int ret;
struct ifreq ifreq;
+ bzero(&ifreq, sizeof(struct ifreq));
ifreq_set_name (&ifreq, ifp);
ifreq.ifr_flags = ifp->flags;
@@ -473,6 +475,9 @@
mask.sin6_len = sizeof (struct sockaddr_in6);
#endif
memcpy (&addreq.ifra_prefixmask, &mask, sizeof (struct sockaddr_in6));
@ -8,5 +27,5 @@
+ addreq.ifra_lifetime.ia6t_vltime = 0xffffffff;
+ addreq.ifra_lifetime.ia6t_pltime = 0xffffffff;
ret = if_ioctl_ipv6 (SIOCAIFADDR_IN6, (caddr_t) &addreq);
if (ret < 0)
addreq.ifra_lifetime.ia6t_pltime = ND6_INFINITE_LIFETIME;
addreq.ifra_lifetime.ia6t_vltime = ND6_INFINITE_LIFETIME;