diff options
| author | Thomas Graf <tgraf@suug.ch> | 2012-07-05 14:19:55 +0200 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2012-07-10 22:33:40 +0200 |
| commit | 6eaf53ca7bdae4506dbe6f0daaa93656f092383e (patch) | |
| tree | 65b7d256328b7f01e742ac51dda7b0db163918ba | |
| parent | 061a5c316b6526dbc729049a16243ec27937cc31 (diff) | |
| download | linux-6eaf53ca7bdae4506dbe6f0daaa93656f092383e.tar.bz2 | |
can: gw: Don't bump nlmsg_len manually
nlmsg_end() will take care of this when we finalize the message.
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Tested-by: Oliver Hartkopp <socketcan@hartkopp.net>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
| -rw-r--r-- | net/can/gw.c | 27 |
1 files changed, 1 insertions, 26 deletions
diff --git a/net/can/gw.c b/net/can/gw.c index b41acf25668f..a3ff980a1754 100644 --- a/net/can/gw.c +++ b/net/can/gw.c @@ -462,15 +462,11 @@ static int cgw_put_job(struct sk_buff *skb, struct cgw_job *gwj) if (gwj->handled_frames) { if (nla_put_u32(skb, CGW_HANDLED, gwj->handled_frames) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(u32)); } if (gwj->dropped_frames) { if (nla_put_u32(skb, CGW_DROPPED, gwj->dropped_frames) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(u32)); } /* check non default settings of attributes */ @@ -480,8 +476,6 @@ static int cgw_put_job(struct sk_buff *skb, struct cgw_job *gwj) mb.modtype = gwj->mod.modtype.and; if (nla_put(skb, CGW_MOD_AND, sizeof(mb), &mb) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(mb)); } if (gwj->mod.modtype.or) { @@ -489,8 +483,6 @@ static int cgw_put_job(struct sk_buff *skb, struct cgw_job *gwj) mb.modtype = gwj->mod.modtype.or; if (nla_put(skb, CGW_MOD_OR, sizeof(mb), &mb) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(mb)); } if (gwj->mod.modtype.xor) { @@ -498,8 +490,6 @@ static int cgw_put_job(struct sk_buff *skb, struct cgw_job *gwj) mb.modtype = gwj->mod.modtype.xor; if (nla_put(skb, CGW_MOD_XOR, sizeof(mb), &mb) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(mb)); } if (gwj->mod.modtype.set) { @@ -507,26 +497,18 @@ static int cgw_put_job(struct sk_buff *skb, struct cgw_job *gwj) mb.modtype = gwj->mod.modtype.set; if (nla_put(skb, CGW_MOD_SET, sizeof(mb), &mb) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(mb)); } if (gwj->mod.csumfunc.crc8) { if (nla_put(skb, CGW_CS_CRC8, CGW_CS_CRC8_LEN, &gwj->mod.csum.crc8) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + \ - NLA_ALIGN(CGW_CS_CRC8_LEN); } if (gwj->mod.csumfunc.xor) { if (nla_put(skb, CGW_CS_XOR, CGW_CS_XOR_LEN, &gwj->mod.csum.xor) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + \ - NLA_ALIGN(CGW_CS_XOR_LEN); } if (gwj->gwtype == CGW_TYPE_CAN_CAN) { @@ -535,23 +517,16 @@ static int cgw_put_job(struct sk_buff *skb, struct cgw_job *gwj) if (nla_put(skb, CGW_FILTER, sizeof(struct can_filter), &gwj->ccgw.filter) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + - NLA_ALIGN(sizeof(struct can_filter)); } if (nla_put_u32(skb, CGW_SRC_IF, gwj->ccgw.src_idx) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(u32)); if (nla_put_u32(skb, CGW_DST_IF, gwj->ccgw.dst_idx) < 0) goto cancel; - else - nlh->nlmsg_len += NLA_HDRLEN + NLA_ALIGN(sizeof(u32)); } - return skb->len; + return nlmsg_end(skb, nlh); cancel: nlmsg_cancel(skb, nlh); |