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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-01-22 11:29:40 +0300
committerDavid S. Miller <davem@davemloft.net>2008-01-29 02:10:28 +0300
commit5d5619b40c2474de01c64bdf6bb9f1211d3e967a (patch)
tree4e128d0dad98f351973edf7af1989343371465b4 /net/ipv6/addrconf.c
parent2334ecbdb27bd1745c0fc6d05cce09ed9585e4c1 (diff)
downloadlinux-5d5619b40c2474de01c64bdf6bb9f1211d3e967a.tar.xz
[IPV6] ADDRCONF: Sparse: Make inet6_dump_addr() code paths more straight-forward.
Fix the following sparse warning: | net/ipv6/addrconf.c:3384:2: warning: context imbalance in 'inet6_dump_addr' - different lock contexts for basic block Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index aba7b5d52a9f..e40213db9e4c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3335,11 +3335,11 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
ifa = ifa->if_next, ip_idx++) {
if (ip_idx < s_ip_idx)
continue;
- if ((err = inet6_fill_ifaddr(skb, ifa,
- NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_NEWADDR,
- NLM_F_MULTI)) <= 0)
- goto done;
+ err = inet6_fill_ifaddr(skb, ifa,
+ NETLINK_CB(cb->skb).pid,
+ cb->nlh->nlmsg_seq,
+ RTM_NEWADDR,
+ NLM_F_MULTI);
}
break;
case MULTICAST_ADDR:
@@ -3348,11 +3348,11 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
ifmca = ifmca->next, ip_idx++) {
if (ip_idx < s_ip_idx)
continue;
- if ((err = inet6_fill_ifmcaddr(skb, ifmca,
- NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_GETMULTICAST,
- NLM_F_MULTI)) <= 0)
- goto done;
+ err = inet6_fill_ifmcaddr(skb, ifmca,
+ NETLINK_CB(cb->skb).pid,
+ cb->nlh->nlmsg_seq,
+ RTM_GETMULTICAST,
+ NLM_F_MULTI);
}
break;
case ANYCAST_ADDR:
@@ -3361,11 +3361,11 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
ifaca = ifaca->aca_next, ip_idx++) {
if (ip_idx < s_ip_idx)
continue;
- if ((err = inet6_fill_ifacaddr(skb, ifaca,
- NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_GETANYCAST,
- NLM_F_MULTI)) <= 0)
- goto done;
+ err = inet6_fill_ifacaddr(skb, ifaca,
+ NETLINK_CB(cb->skb).pid,
+ cb->nlh->nlmsg_seq,
+ RTM_GETANYCAST,
+ NLM_F_MULTI);
}
break;
default:
@@ -3373,14 +3373,12 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
}
read_unlock_bh(&idev->lock);
in6_dev_put(idev);
+
+ if (err <= 0)
+ break;
cont:
idx++;
}
-done:
- if (err <= 0) {
- read_unlock_bh(&idev->lock);
- in6_dev_put(idev);
- }
cb->args[0] = idx;
cb->args[1] = ip_idx;
return skb->len;