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-rw-r--r--net/core/netpoll.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index dd8b1a460d64..2cf27da1baeb 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -696,16 +696,22 @@ int netpoll_setup(struct netpoll *np)
if (!np->local_ip.ip) {
if (!np->ipv6) {
+ const struct in_ifaddr *ifa;
+
in_dev = __in_dev_get_rtnl(ndev);
+ if (!in_dev)
+ goto put_noaddr;
- if (!in_dev || !in_dev->ifa_list) {
+ ifa = rtnl_dereference(in_dev->ifa_list);
+ if (!ifa) {
+put_noaddr:
np_err(np, "no IP address for %s, aborting\n",
np->dev_name);
err = -EDESTADDRREQ;
goto put;
}
- np->local_ip.ip = in_dev->ifa_list->ifa_local;
+ np->local_ip.ip = ifa->ifa_local;
np_info(np, "local IP %pI4\n", &np->local_ip.ip);
} else {
#if IS_ENABLED(CONFIG_IPV6)