[NETFILTER]: x_tables: remove obsolete overflow check

We're not multiplying the size with the number of CPUs anymore, so the check is obsolete. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Jan 28, 2008 · 9e67d5a · 9e67d5a
1 parent 259d4e4
commit 9e67d5a
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diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
@@ -811,8 +811,6 @@ static int do_replace(void __user *user, unsigned int len)
 		return -ENOPROTOOPT;
 
 	/* overflow check */
-	if (tmp.size >= INT_MAX / num_possible_cpus())
-		return -ENOMEM;
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
 

diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
@@ -1323,8 +1323,6 @@ do_replace(void __user *user, unsigned int len)
 		return -ENOPROTOOPT;
 
 	/* overflow check */
-	if (tmp.size >= INT_MAX / num_possible_cpus())
-		return -ENOMEM;
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
 

diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
@@ -1042,8 +1042,6 @@ do_replace(void __user *user, unsigned int len)
 		return -EFAULT;
 
 	/* overflow check */
-	if (tmp.size >= INT_MAX / num_possible_cpus())
-		return -ENOMEM;
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;