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-rw-r--r--net/ipv4/fib_semantics.c10
-rw-r--r--net/ipv6/route.c9
2 files changed, 15 insertions, 4 deletions
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index f68bb9e34c34..5326f1501af0 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -617,10 +617,12 @@ int fib_nh_common_init(struct net *net, struct fib_nh_common *nhc,
{
int err;
- nhc->nhc_pcpu_rth_output = alloc_percpu_gfp(struct rtable __rcu *,
- gfp_flags);
- if (!nhc->nhc_pcpu_rth_output)
- return -ENOMEM;
+ if (!nhc->nhc_pcpu_rth_output) {
+ nhc->nhc_pcpu_rth_output = alloc_percpu_gfp(struct rtable __rcu *,
+ gfp_flags);
+ if (!nhc->nhc_pcpu_rth_output)
+ return -ENOMEM;
+ }
if (encap) {
struct lwtunnel_state *lwtstate;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 1155cb017343..3037d1304388 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -3732,10 +3732,19 @@ void fib6_nh_release_dsts(struct fib6_nh *fib6_nh)
static int fib6_nh_prealloc_percpu(struct fib6_nh *fib6_nh, gfp_t gfp_flags)
{
+ struct fib_nh_common *nhc = &fib6_nh->nh_common;
+
fib6_nh->rt6i_pcpu = alloc_percpu_gfp(struct rt6_info *, gfp_flags);
if (!fib6_nh->rt6i_pcpu)
return -ENOMEM;
+ nhc->nhc_pcpu_rth_output = alloc_percpu_gfp(struct rtable __rcu *,
+ gfp_flags);
+ if (!nhc->nhc_pcpu_rth_output) {
+ free_percpu(fib6_nh->rt6i_pcpu);
+ return -ENOMEM;
+ }
+
return 0;
}