[TIPC]: Fix misleading comment in buf_discard() routine.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/core.h b/net/tipc/core.h
index d1edb7a..86f54f3 100644
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -318,7 +318,7 @@
  * buf_discard - frees a TIPC message buffer
  * @skb: message buffer
  *
- * Frees a new buffer.  If passed NULL, just returns.
+ * Frees a message buffer.  If passed NULL, just returns.
  */
 
 static inline void buf_discard(struct sk_buff *skb)