diff options
author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-08-13 15:39:10 -0400 |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-08-13 15:39:10 -0400 |
commit | 0980bd9cd32de2fef7eaa2858345c49d14498625 (patch) | |
tree | 41f5f823d0569a81b22037e79c22d823933a63f1 /net/sched/act_api.c | |
parent | 78821b2c0299ab807d483802f09897728b93bce0 (diff) | |
parent | 0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff) |
Merge commit 'v3.6-rc1' into linux-next
* commit 'v3.6-rc1': (9532 commits)
Linux 3.6-rc1
mm: remove node_start_pfn checking in new WARN_ON for now
ARM: mmp: add missing irqs.h
arm: mvebu: fix typo in .dtsi comment for Armada XP SoCs
ARM: PRIMA2: delete redundant codes to restore LATCHED when timer resumes
libceph: fix crypto key null deref, memory leak
ceph: simplify+fix atomic_open
sh: explicitly include sh_dma.h in setup-sh7722.c
um: Add arch/x86/um to MAINTAINERS
um: pass siginfo to guest process
um: fix ubd_file_size for read-only files
md/dm-raid: DM_RAID should select MD_RAID10
md/raid1: submit IO from originating thread instead of md thread.
raid5: raid5d handle stripe in batch way
raid5: make_request use batch stripe release
um: pull interrupt_end() into userspace()
um: split syscall_trace(), pass pt_regs to it
um: switch UPT_SET_RETURN_VALUE and regs_return_value to pt_regs
MIPS: Loongson 2: Sort out clock managment.
locks: remove unused lm_release_private
...
Diffstat (limited to 'net/sched/act_api.c')
-rw-r--r-- | net/sched/act_api.c | 59 |
1 files changed, 31 insertions, 28 deletions
diff --git a/net/sched/act_api.c b/net/sched/act_api.c index 5cfb160df063..e3d2c78cb52c 100644 --- a/net/sched/act_api.c +++ b/net/sched/act_api.c @@ -652,27 +652,27 @@ tca_get_fill(struct sk_buff *skb, struct tc_action *a, u32 pid, u32 seq, unsigned char *b = skb_tail_pointer(skb); struct nlattr *nest; - nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*t), flags); - - t = NLMSG_DATA(nlh); + nlh = nlmsg_put(skb, pid, seq, event, sizeof(*t), flags); + if (!nlh) + goto out_nlmsg_trim; + t = nlmsg_data(nlh); t->tca_family = AF_UNSPEC; t->tca__pad1 = 0; t->tca__pad2 = 0; nest = nla_nest_start(skb, TCA_ACT_TAB); if (nest == NULL) - goto nla_put_failure; + goto out_nlmsg_trim; if (tcf_action_dump(skb, a, bind, ref) < 0) - goto nla_put_failure; + goto out_nlmsg_trim; nla_nest_end(skb, nest); nlh->nlmsg_len = skb_tail_pointer(skb) - b; return skb->len; -nla_put_failure: -nlmsg_failure: +out_nlmsg_trim: nlmsg_trim(skb, b); return -1; } @@ -799,19 +799,21 @@ static int tca_action_flush(struct net *net, struct nlattr *nla, if (a->ops == NULL) goto err_out; - nlh = NLMSG_PUT(skb, pid, n->nlmsg_seq, RTM_DELACTION, sizeof(*t)); - t = NLMSG_DATA(nlh); + nlh = nlmsg_put(skb, pid, n->nlmsg_seq, RTM_DELACTION, sizeof(*t), 0); + if (!nlh) + goto out_module_put; + t = nlmsg_data(nlh); t->tca_family = AF_UNSPEC; t->tca__pad1 = 0; t->tca__pad2 = 0; nest = nla_nest_start(skb, TCA_ACT_TAB); if (nest == NULL) - goto nla_put_failure; + goto out_module_put; err = a->ops->walk(skb, &dcb, RTM_DELACTION, a); if (err < 0) - goto nla_put_failure; + goto out_module_put; if (err == 0) goto noflush_out; @@ -828,8 +830,7 @@ static int tca_action_flush(struct net *net, struct nlattr *nla, return err; -nla_put_failure: -nlmsg_failure: +out_module_put: module_put(a->ops->owner); err_out: noflush_out: @@ -919,18 +920,20 @@ static int tcf_add_notify(struct net *net, struct tc_action *a, b = skb_tail_pointer(skb); - nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*t), flags); - t = NLMSG_DATA(nlh); + nlh = nlmsg_put(skb, pid, seq, event, sizeof(*t), flags); + if (!nlh) + goto out_kfree_skb; + t = nlmsg_data(nlh); t->tca_family = AF_UNSPEC; t->tca__pad1 = 0; t->tca__pad2 = 0; nest = nla_nest_start(skb, TCA_ACT_TAB); if (nest == NULL) - goto nla_put_failure; + goto out_kfree_skb; if (tcf_action_dump(skb, a, 0, 0) < 0) - goto nla_put_failure; + goto out_kfree_skb; nla_nest_end(skb, nest); @@ -942,8 +945,7 @@ static int tcf_add_notify(struct net *net, struct tc_action *a, err = 0; return err; -nla_put_failure: -nlmsg_failure: +out_kfree_skb: kfree_skb(skb); return -1; } @@ -1062,7 +1064,7 @@ tc_dump_action(struct sk_buff *skb, struct netlink_callback *cb) struct tc_action_ops *a_o; struct tc_action a; int ret = 0; - struct tcamsg *t = (struct tcamsg *) NLMSG_DATA(cb->nlh); + struct tcamsg *t = (struct tcamsg *) nlmsg_data(cb->nlh); struct nlattr *kind = find_dump_kind(cb->nlh); if (kind == NULL) { @@ -1080,23 +1082,25 @@ tc_dump_action(struct sk_buff *skb, struct netlink_callback *cb) if (a_o->walk == NULL) { WARN(1, "tc_dump_action: %s !capable of dumping table\n", a_o->kind); - goto nla_put_failure; + goto out_module_put; } - nlh = NLMSG_PUT(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq, - cb->nlh->nlmsg_type, sizeof(*t)); - t = NLMSG_DATA(nlh); + nlh = nlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq, + cb->nlh->nlmsg_type, sizeof(*t), 0); + if (!nlh) + goto out_module_put; + t = nlmsg_data(nlh); t->tca_family = AF_UNSPEC; t->tca__pad1 = 0; t->tca__pad2 = 0; nest = nla_nest_start(skb, TCA_ACT_TAB); if (nest == NULL) - goto nla_put_failure; + goto out_module_put; ret = a_o->walk(skb, cb, RTM_GETACTION, &a); if (ret < 0) - goto nla_put_failure; + goto out_module_put; if (ret > 0) { nla_nest_end(skb, nest); @@ -1110,8 +1114,7 @@ tc_dump_action(struct sk_buff *skb, struct netlink_callback *cb) module_put(a_o->owner); return skb->len; -nla_put_failure: -nlmsg_failure: +out_module_put: module_put(a_o->owner); nlmsg_trim(skb, b); return skb->len; |