1 files changed, 2 insertions, 0 deletions

diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 88212615bf4c..2393e5c106bf 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -429,6 +429,8 @@ static int __init ic_defaults(void)
                         ic_netmask = htonl(IN_CLASSB_NET);
                 else if (IN_CLASSC(ntohl(ic_myaddr)))
                         ic_netmask = htonl(IN_CLASSC_NET);
+                else if (IN_CLASSE(ntohl(ic_myaddr)))
+                        ic_netmask = htonl(IN_CLASSE_NET);
                 else {
                         pr_err("IP-Config: Unable to guess netmask for address %pI4\n",
                                &ic_myaddr);