netfilter: nf_nat_snmp_basic: fix a range check in NAT for SNMP

Fix a range check in netfilter IP NAT for SNMP to always use a big enough size
variable that the compiler won't moan about comparing it to ULONG_MAX/8 on a
64-bit platform.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/netfilter/nf_nat_snmp_basic.c b/net/ipv4/netfilter/nf_nat_snmp_basic.c
index 7750c97fde7b..ffeaffc3fffe 100644
--- a/net/ipv4/netfilter/nf_nat_snmp_basic.c
+++ b/net/ipv4/netfilter/nf_nat_snmp_basic.c
@@ -439,8 +439,8 @@ static unsigned char asn1_oid_decode(struct asn1_ctx *ctx,
                                      unsigned int *len)
 {
         unsigned long subid;
-        unsigned int  size;
         unsigned long *optr;
+        size_t size;
 
         size = eoc - ctx->pointer + 1;