From 93bc933524d05e3b391358e24b3666599f8ec026 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Krzysztof=20Ha=C5=82asa?= Date: Wed, 26 Nov 2008 23:06:57 +0100 Subject: [PATCH] HDLC_PPP: Fix Configure-Ack to return original options as required by the standard. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Krzysztof Hałasa --- drivers/net/wan/hdlc_ppp.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c index 72fae217f1c4..57fe714c1c7f 100644 --- a/drivers/net/wan/hdlc_ppp.c +++ b/drivers/net/wan/hdlc_ppp.c @@ -303,7 +303,7 @@ static int cp_table[EVENTS][STATES] = { STA: RTR must supply id SCJ: RUC must supply CP packet len and data */ static void ppp_cp_event(struct net_device *dev, u16 pid, u16 event, u8 code, - u8 id, unsigned int len, void *data) + u8 id, unsigned int len, const void *data) { int old_state, action; struct ppp *ppp = get_ppp(dev); @@ -374,11 +374,12 @@ static void ppp_cp_event(struct net_device *dev, u16 pid, u16 event, u8 code, static void ppp_cp_parse_cr(struct net_device *dev, u16 pid, u8 id, - unsigned int len, u8 *data) + unsigned int req_len, const u8 *data) { static u8 const valid_accm[6] = { LCP_OPTION_ACCM, 6, 0, 0, 0, 0 }; - u8 *opt, *out; - unsigned int nak_len = 0, rej_len = 0; + const u8 *opt; + u8 *out; + unsigned int len = req_len, nak_len = 0, rej_len = 0; if (!(out = kmalloc(len, GFP_ATOMIC))) { dev->stats.rx_dropped++; @@ -423,7 +424,7 @@ static void ppp_cp_parse_cr(struct net_device *dev, u16 pid, u8 id, else if (nak_len) ppp_cp_event(dev, pid, RCR_BAD, CP_CONF_NAK, id, nak_len, out); else - ppp_cp_event(dev, pid, RCR_GOOD, CP_CONF_ACK, id, len, data); + ppp_cp_event(dev, pid, RCR_GOOD, CP_CONF_ACK, id, req_len, data); kfree(out); }