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Commit 9e67d5a7 authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
Browse files

[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check is obsolete.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: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 259d4e41

net/ipv4/netfilter/arp_tables.c

+0 −2
Original line number Diff line number Diff line
@@ -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;

net/ipv4/netfilter/ip_tables.c

+0 −2
Original line number Diff line number Diff line
@@ -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;

net/ipv6/netfilter/ip6_tables.c

+0 −2
Original line number Diff line number Diff line
@@ -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;