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authorThomas Graf <tgraf@suug.ch>2012-07-05 16:19:55 +0400
committerMarc Kleine-Budde <mkl@pengutronix.de>2012-07-11 00:33:40 +0400
commit6eaf53ca7bdae4506dbe6f0daaa93656f092383e (patch)
tree65b7d256328b7f01e742ac51dda7b0db163918ba /net/can/gw.c
parent061a5c316b6526dbc729049a16243ec27937cc31 (diff)
downloadlinux-6eaf53ca7bdae4506dbe6f0daaa93656f092383e.tar.xz
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>
Diffstat (limited to 'net/can/gw.c')
-rw-r--r--net/can/gw.c27
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);