diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 5c9021ea3a79..47469b775808 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -542,6 +542,9 @@ size_t fib_nlmsg_size(struct fib_info *fi)
 			struct fib_nh_common *nhc = fib_info_nhc(fi, i);
 			size_t nhsize;
 
+			if (!nhc)
+				break;
+
 			nhsize = fib_nexthop_nlmsg_size(nhc, nhs != 1);
 
 			if (nhs != 1)