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Diffstat (limited to 'target/linux/generic/patches-3.12/653-disable_netlink_trim.patch')
-rw-r--r--target/linux/generic/patches-3.12/653-disable_netlink_trim.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.12/653-disable_netlink_trim.patch b/target/linux/generic/patches-3.12/653-disable_netlink_trim.patch
new file mode 100644
index 0000000..1bc8fb8
--- /dev/null
+++ b/target/linux/generic/patches-3.12/653-disable_netlink_trim.patch
@@ -0,0 +1,30 @@
+--- a/net/netlink/af_netlink.c
++++ b/net/netlink/af_netlink.c
+@@ -1665,27 +1665,7 @@ void netlink_detachskb(struct sock *sk,
+
+ static struct sk_buff *netlink_trim(struct sk_buff *skb, gfp_t allocation)
+ {
+- int delta;
+-
+ WARN_ON(skb->sk != NULL);
+- if (netlink_skb_is_mmaped(skb))
+- return skb;
+-
+- delta = skb->end - skb->tail;
+- if (is_vmalloc_addr(skb->head) || delta * 2 < skb->truesize)
+- return skb;
+-
+- if (skb_shared(skb)) {
+- struct sk_buff *nskb = skb_clone(skb, allocation);
+- if (!nskb)
+- return skb;
+- consume_skb(skb);
+- skb = nskb;
+- }
+-
+- if (!pskb_expand_head(skb, 0, -delta, allocation))
+- skb->truesize -= delta;
+-
+ return skb;
+ }
+