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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-24 13:33:45 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-24 13:33:45 -0800
commit35efc5a425e3db676b3d1ab9f23705a3977cfdcd (patch)
tree5dd2f9211b17eaad73f09bdc80172bea7dbb0760 /net/tipc
parent0a191749ce19112f8f20675232b951dccd4ae00e (diff)
parentcfbf8d4857c26a8a307fb7cd258074c9dcd8c691 (diff)
downloadtalos-op-linux-35efc5a425e3db676b3d1ab9f23705a3977cfdcd.tar.gz
talos-op-linux-35efc5a425e3db676b3d1ab9f23705a3977cfdcd.zip
Merge 3.14-rc4 into char-misc-next
We want these fixes here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/core.h1
-rw-r--r--net/tipc/link.c7
2 files changed, 8 insertions, 0 deletions
diff --git a/net/tipc/core.h b/net/tipc/core.h
index 1ff477b0450d..5569d96b4da3 100644
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -192,6 +192,7 @@ static inline void k_term_timer(struct timer_list *timer)
struct tipc_skb_cb {
void *handle;
+ bool deferred;
};
#define TIPC_SKB_CB(__skb) ((struct tipc_skb_cb *)&((__skb)->cb[0]))
diff --git a/net/tipc/link.c b/net/tipc/link.c
index d4b5de41b682..da6018beb6eb 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1391,6 +1391,12 @@ static int link_recv_buf_validate(struct sk_buff *buf)
u32 hdr_size;
u32 min_hdr_size;
+ /* If this packet comes from the defer queue, the skb has already
+ * been validated
+ */
+ if (unlikely(TIPC_SKB_CB(buf)->deferred))
+ return 1;
+
if (unlikely(buf->len < MIN_H_SIZE))
return 0;
@@ -1703,6 +1709,7 @@ static void link_handle_out_of_seq_msg(struct tipc_link *l_ptr,
&l_ptr->newest_deferred_in, buf)) {
l_ptr->deferred_inqueue_sz++;
l_ptr->stats.deferred_recv++;
+ TIPC_SKB_CB(buf)->deferred = true;
if ((l_ptr->deferred_inqueue_sz % 16) == 1)
tipc_link_send_proto_msg(l_ptr, STATE_MSG, 0, 0, 0, 0, 0);
} else
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