diff options
| author | Krzysztof Hałasa <khc@pm.waw.pl> | 2008-11-27 01:06:57 +0300 |
|---|---|---|
| committer | Krzysztof Hałasa <khc@pm.waw.pl> | 2008-12-22 03:00:05 +0300 |
| commit | 93bc933524d05e3b391358e24b3666599f8ec026 (patch) | |
| tree | 41789322798f66740296e661bf558152721d6af8 /drivers/net/wan | |
| parent | e6da96ace859dad966fe85cc9552b89f48bbc930 (diff) | |
| download | linux-93bc933524d05e3b391358e24b3666599f8ec026.tar.xz | |
HDLC_PPP: Fix Configure-Ack to return original options as required by the standard.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
Diffstat (limited to 'drivers/net/wan')
| -rw-r--r-- | drivers/net/wan/hdlc_ppp.c | 11 |
1 files 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); } |