diff options
Diffstat (limited to 'net/ipv4/netfilter')
| -rw-r--r-- | net/ipv4/netfilter/ip_conntrack_helper_h323.c | 2 | ||||
| -rw-r--r-- | net/ipv4/netfilter/ip_conntrack_helper_h323_asn1.c | 10 | ||||
| -rw-r--r-- | net/ipv4/netfilter/ip_nat_standalone.c | 2 | ||||
| -rw-r--r-- | net/ipv4/netfilter/ip_tables.c | 6 |
4 files changed, 12 insertions, 8 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_helper_h323.c b/net/ipv4/netfilter/ip_conntrack_helper_h323.c index 2c2fb700d835..518f581d39ec 100644 --- a/net/ipv4/netfilter/ip_conntrack_helper_h323.c +++ b/net/ipv4/netfilter/ip_conntrack_helper_h323.c @@ -162,6 +162,8 @@ static int get_tpkt_data(struct sk_buff **pskb, struct ip_conntrack *ct, /* Validate TPKT length */ tpktlen = tpkt[2] * 256 + tpkt[3]; + if (tpktlen < 4) + goto clear_out; if (tpktlen > tcpdatalen) { if (tcpdatalen == 4) { /* Separate TPKT header */ /* Netmeeting sends TPKT header and data separately */ diff --git a/net/ipv4/netfilter/ip_conntrack_helper_h323_asn1.c b/net/ipv4/netfilter/ip_conntrack_helper_h323_asn1.c index 48078002e450..355a53a5b6cd 100644 --- a/net/ipv4/netfilter/ip_conntrack_helper_h323_asn1.c +++ b/net/ipv4/netfilter/ip_conntrack_helper_h323_asn1.c @@ -2,7 +2,7 @@ * ip_conntrack_helper_h323_asn1.c - BER and PER decoding library for H.323 * conntrack/NAT module. * - * Copyright (c) 2006 by Jing Min Zhao <zhaojingmin@hotmail.com> + * Copyright (c) 2006 by Jing Min Zhao <zhaojingmin@users.sourceforge.net> * * This source code is licensed under General Public License version 2. * @@ -703,6 +703,10 @@ int decode_choice(bitstr_t * bs, field_t * f, char *base, int level) type = get_bits(bs, f->sz); } + /* Write Type */ + if (base) + *(unsigned *) base = type; + /* Check Range */ if (type >= f->ub) { /* Newer version? */ BYTE_ALIGN(bs); @@ -712,10 +716,6 @@ int decode_choice(bitstr_t * bs, field_t * f, char *base, int level) return H323_ERROR_NONE; } - /* Write Type */ - if (base) - *(unsigned *) base = type; - /* Transfer to son level */ son = &f->fields[type]; if (son->attr & STOP) { diff --git a/net/ipv4/netfilter/ip_nat_standalone.c b/net/ipv4/netfilter/ip_nat_standalone.c index 8f760b28617e..67e676783da9 100644 --- a/net/ipv4/netfilter/ip_nat_standalone.c +++ b/net/ipv4/netfilter/ip_nat_standalone.c @@ -219,8 +219,10 @@ ip_nat_out(unsigned int hooknum, const struct net_device *out, int (*okfn)(struct sk_buff *)) { +#ifdef CONFIG_XFRM struct ip_conntrack *ct; enum ip_conntrack_info ctinfo; +#endif unsigned int ret; /* root is playing with raw sockets. */ diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index 6d1c11563943..cee3397ec277 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -1441,7 +1441,7 @@ static int compat_copy_entry_to_user(struct ipt_entry *e, ret = -EFAULT; origsize = *size; ce = (struct compat_ipt_entry __user *)*dstptr; - if (__copy_to_user(ce, e, sizeof(struct ipt_entry))) + if (copy_to_user(ce, e, sizeof(struct ipt_entry))) goto out; *dstptr += sizeof(struct compat_ipt_entry); @@ -1459,9 +1459,9 @@ static int compat_copy_entry_to_user(struct ipt_entry *e, goto out; ret = -EFAULT; next_offset = e->next_offset - (origsize - *size); - if (__put_user(target_offset, &ce->target_offset)) + if (put_user(target_offset, &ce->target_offset)) goto out; - if (__put_user(next_offset, &ce->next_offset)) + if (put_user(next_offset, &ce->next_offset)) goto out; return 0; out: |