Messages in this thread Patch in this message | | | Date | Tue, 09 Aug 2005 00:29:38 +0200 | From | domen@coderock ... | Subject | [patch 02/16] net/ppp-generic: list_for_each_entry |
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From: Domen Puncer <domen@coderock.org>
Make code more readable with list_for_each_entry.
Signed-off-by: Domen Puncer <domen@coderock.org> Signed-off-by: Maximilian Attems <janitor@sternwelten.at> Signed-off-by: Domen Puncer <domen@coderock.org> --- ppp_generic.c | 21 ++++++--------------- 1 files changed, 6 insertions(+), 15 deletions(-)
Index: quilt/drivers/net/ppp_generic.c =================================================================== --- quilt.orig/drivers/net/ppp_generic.c +++ quilt/drivers/net/ppp_generic.c @@ -1232,8 +1232,7 @@ static int ppp_mp_explode(struct ppp *pp navail = 0; /* total # of usable channels (not deregistered) */ hdrlen = (ppp->flags & SC_MP_XSHORTSEQ)? MPHDRLEN_SSN: MPHDRLEN; i = 0; - list = &ppp->channels; - while ((list = list->next) != &ppp->channels) { + list_for_each(list, &ppp->channels) { pch = list_entry(list, struct channel, clist); navail += pch->avail = (pch->chan != NULL); if (pch->avail) { @@ -1731,7 +1730,7 @@ static void ppp_receive_mp_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch) { u32 mask, seq; - struct list_head *l; + struct channel *ch; int mphdrlen = (ppp->flags & SC_MP_SHORTSEQ)? MPHDRLEN_SSN: MPHDRLEN; if (!pskb_may_pull(skb, mphdrlen) || ppp->mrru == 0) @@ -1785,8 +1784,7 @@ ppp_receive_mp_frame(struct ppp *ppp, st * The list of channels can't change because we have the receive * side of the ppp unit locked. */ - for (l = ppp->channels.next; l != &ppp->channels; l = l->next) { - struct channel *ch = list_entry(l, struct channel, clist); + list_for_each_entry(ch, &ppp->channels, clist) { if (seq_before(ch->lastseq, seq)) seq = ch->lastseq; } @@ -2272,10 +2270,8 @@ static struct compressor_entry * find_comp_entry(int proto) { struct compressor_entry *ce; - struct list_head *list = &compressor_list; - while ((list = list->next) != &compressor_list) { - ce = list_entry(list, struct compressor_entry, list); + list_for_each_entry(ce, &compressor_list, list) { if (ce->comp->compress_proto == proto) return ce; } @@ -2541,20 +2537,15 @@ static struct channel * ppp_find_channel(int unit) { struct channel *pch; - struct list_head *list; - list = &new_channels; - while ((list = list->next) != &new_channels) { - pch = list_entry(list, struct channel, list); + list_for_each_entry(pch, &new_channels, list) { if (pch->file.index == unit) { list_del(&pch->list); list_add(&pch->list, &all_channels); return pch; } } - list = &all_channels; - while ((list = list->next) != &all_channels) { - pch = list_entry(list, struct channel, list); + list_for_each_entry(pch, &all_channels, list) { if (pch->file.index == unit) return pch; } -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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