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-rw-r--r--drivers/net/bonding/bond_main.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 1445c7ddb26c..a7d47350ea4b 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4670,12 +4670,13 @@ static int bond_check_params(struct bond_params *params)
arp_ip_count++) {
/* not complete check, but should be good enough to
catch mistakes */
- if (!isdigit(arp_ip_target[arp_ip_count][0])) {
+ __be32 ip = in_aton(arp_ip_target[arp_ip_count]);
+ if (!isdigit(arp_ip_target[arp_ip_count][0]) ||
+ ip == 0 || ip == htonl(INADDR_BROADCAST)) {
pr_warning("Warning: bad arp_ip_target module parameter (%s), ARP monitoring will not be performed\n",
arp_ip_target[arp_ip_count]);
arp_interval = 0;
} else {
- __be32 ip = in_aton(arp_ip_target[arp_ip_count]);
arp_target[arp_ip_count] = ip;
}
}