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-rw-r--r--net/ipv4/netfilter/ip_nat_snmp_basic.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/net/ipv4/netfilter/ip_nat_snmp_basic.c b/net/ipv4/netfilter/ip_nat_snmp_basic.c
index 4f95d477805..df57e7a117d 100644
--- a/net/ipv4/netfilter/ip_nat_snmp_basic.c
+++ b/net/ipv4/netfilter/ip_nat_snmp_basic.c
@@ -1000,12 +1000,12 @@ static unsigned char snmp_trap_decode(struct asn1_ctx *ctx,
return 1;
+err_addr_free:
+ kfree((unsigned long *)trap->ip_address);
+
err_id_free:
kfree(trap->id);
-err_addr_free:
- kfree((unsigned long *)trap->ip_address);
-
return 0;
}
@@ -1123,11 +1123,10 @@ static int snmp_parse_mangle(unsigned char *msg,
struct snmp_v1_trap trap;
unsigned char ret = snmp_trap_decode(&ctx, &trap, map, check);
- /* Discard trap allocations regardless */
- kfree(trap.id);
- kfree((unsigned long *)trap.ip_address);
-
- if (!ret)
+ if (ret) {
+ kfree(trap.id);
+ kfree((unsigned long *)trap.ip_address);
+ } else
return ret;
} else {