diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/dst.c | 2 | ||||
| -rw-r--r-- | net/ipv4/fib_semantics.c | 12 |
2 files changed, 9 insertions, 5 deletions
diff --git a/net/core/dst.c b/net/core/dst.c index 5788935..c1674fd 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -164,7 +164,7 @@ int dst_discard(struct sk_buff *skb) } EXPORT_SYMBOL(dst_discard); -static const u32 dst_default_metrics[RTAX_MAX]; +const u32 dst_default_metrics[RTAX_MAX]; void *dst_alloc(struct dst_ops *ops) { diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index 363ec39..48e93a5 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -152,7 +152,8 @@ static void free_fib_info_rcu(struct rcu_head *head) { struct fib_info *fi = container_of(head, struct fib_info, rcu); - kfree(fi->fib_metrics); + if (fi->fib_metrics != (u32 *) dst_default_metrics) + kfree(fi->fib_metrics); kfree(fi); } @@ -743,9 +744,12 @@ struct fib_info *fib_create_info(struct fib_config *cfg) fi = kzalloc(sizeof(*fi)+nhs*sizeof(struct fib_nh), GFP_KERNEL); if (fi == NULL) goto failure; - fi->fib_metrics = kzalloc(sizeof(u32) * RTAX_MAX, GFP_KERNEL); - if (!fi->fib_metrics) - goto failure; + if (cfg->fc_mx) { + fi->fib_metrics = kzalloc(sizeof(u32) * RTAX_MAX, GFP_KERNEL); + if (!fi->fib_metrics) + goto failure; + } else + fi->fib_metrics = (u32 *) dst_default_metrics; fib_info_cnt++; fi->fib_net = hold_net(net); |