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-rw-r--r--net/6lowpan/nhc.h9
1 files changed, 3 insertions, 6 deletions
diff --git a/net/6lowpan/nhc.h b/net/6lowpan/nhc.h
index e3a5644..8030414 100644
--- a/net/6lowpan/nhc.h
+++ b/net/6lowpan/nhc.h
@@ -86,19 +86,16 @@ struct lowpan_nhc *lowpan_nhc_by_nexthdr(u8 nexthdr);
/**
* lowpan_nhc_check_compression - checks if we support compression format. If
- * we support the nhc by nexthdr field, the 6LoWPAN iphc NHC bit will be
- * set. If we don't support nexthdr will be added as inline data to the
- * 6LoWPAN header.
+ * we support the nhc by nexthdr field, the function will return 0. If we
+ * don't support the nhc by nexthdr this function will return -ENOENT.
*
* @skb: skb of 6LoWPAN header to read nhc and replace header.
* @hdr: ipv6hdr to check the nexthdr value
* @hc_ptr: pointer for 6LoWPAN header which should increment at the end of
* replaced header.
- * @iphc0: iphc0 pointer to set the 6LoWPAN NHC bit
*/
int lowpan_nhc_check_compression(struct sk_buff *skb,
- const struct ipv6hdr *hdr, u8 **hc_ptr,
- u8 *iphc0);
+ const struct ipv6hdr *hdr, u8 **hc_ptr);
/**
* lowpan_nhc_do_compression - calling compress callback for nhc
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