[SCTP] Enable SctpChecksumErrors stat

include/net/sctp/structs.h

@@ -697,7 +697,6 @@ struct sctp_transport {
          */
 	int rto_pending;
 
-
 	/*
 	 * These are the congestion stats.
 	 */

include/net/sctp/ulpevent.h

@@ -10,13 +10,15 @@
  * sctp_ulpevent type is used to carry information from the state machine
  * upwards to the ULP.
  *
- * The SCTP reference implementation  is free software;
+ * This file is part of the SCTP kernel reference Implementation
+ *
+ * The SCTP reference implementation is free software;
  * you can redistribute it and/or modify it under the terms of
  * the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
  *
- * the SCTP reference implementation  is distributed in the hope that it
+ * The SCTP reference implementation is distributed in the hope that it
  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  *                 ************************
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
@@ -27,12 +29,17 @@
  * the Free Software Foundation, 59 Temple Place - Suite 330,
  * Boston, MA 02111-1307, USA.
  *
- * Please send any bug reports or fixes you make to one of the
- * following email addresses:
+ * Please send any bug reports or fixes you make to the
+ * email address(es):
+ *    lksctp developers <lksctp-developers@lists.sourceforge.net>
+ *
+ * Or submit a bug report through the following website:
+ *    http://www.sf.net/projects/lksctp
  *
- * Jon Grimm <jgrimm@us.ibm.com>
- * La Monte H.P. Yarroll <piggy@acm.org>
- * Karl Knutson <karl@athena.chicago.il.us>
+ * Written or modified by:
+ *   Jon Grimm             <jgrimm@us.ibm.com>
+ *   La Monte H.P. Yarroll <piggy@acm.org>
+ *   Karl Knutson          <karl@athena.chicago.il.us>
  *
  * Any bugs reported given to us we will try to fix... any fixes shared will
  * be incorporated into the next SCTP release.

net/sctp/input.c

@@ -224,9 +224,7 @@ int sctp_rcv(struct sk_buff *skb)
 	return ret;
 
 bad_packet:
-#if 0 /* FIXME */
-	SCTP_INC_STATS(SctpInErrs);
-#endif /* FIXME*/
+	SCTP_INC_STATS(SctpChecksumErrors);
 
 discard_it:
 	kfree_skb(skb);

net/sctp/sm_make_chunk.c

@@ -1055,7 +1055,7 @@ sctp_chunk_t *sctp_make_chunk(const struct sctp_association *asoc,
 	sk = asoc ? asoc->base.sk : NULL;
 	retval = sctp_chunkify(skb, asoc, sk);
 	if (!retval) {
-		dev_kfree_skb(skb);
+		kfree_skb(skb);
 		goto nodata;
 	}