[DCCP]: Make code assumptions explicit
This removes several `XXX' references which indicate a missing support
for non-1-byte feature values: this is unnecessary, as all currently known
(standardised) SP feature values are 1-byte quantities.
Signed-off-by: Gerrit Renker <[EMAIL PROTECTED]>
---
net/dccp/feat.c | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -4,10 +4,16 @@
* An implementation of the DCCP protocol
* Andrea Bittau <[EMAIL PROTECTED]>
*
- * This program 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 of the License, or (at your option) any later version.
+ * ASSUMPTIONS
+ * -----------
+ * o All currently known SP features have 1-byte quantities. If in the future
+ * extensions of RFCs 4340..42 define features with item lengths larger than
+ * one byte, a feature-specific extension of the code will be required.
+ *
+ * This program 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 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
@@ -95,7 +101,6 @@ static int dccp_feat_update_ccid(struct
return 0;
}
-/* XXX taking only u8 vals */
static int dccp_feat_update(struct sock *sk, u8 type, u8 feat, u8 val)
{
dccp_feat_debug(type, feat, val);
@@ -140,7 +145,6 @@ static int dccp_feat_reconcile(struct so
/* FIXME sanity check vals */
/* Are values in any order? XXX Lame "algorithm" here */
- /* XXX assume values are 1 byte */
for (i = 0; i < slen; i++) {
for (j = 0; j < rlen; j++) {
if (spref[i] == rpref[j]) {
@@ -175,7 +179,6 @@ static int dccp_feat_reconcile(struct so
}
/* need to put result and our preference list */
- /* XXX assume 1 byte vals */
rlen = 1 + opt->dccpop_len;
rpref = kmalloc(rlen, GFP_ATOMIC);
if (rpref == NULL)
-
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