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authorCong Wang <xiyou.wangcong@gmail.com>2019-02-21 06:37:42 +0100
committerDavid S. Miller <davem@davemloft.net>2019-02-23 00:26:51 +0100
commit14215108a1fd7e002c0a1f9faf8fbaf41fdda50d (patch)
treec56c457e345a93a42c47d67d58961a534b3e663e /net/sched/cls_tcindex.c
parentMerge tag 'wireless-drivers-next-for-davem-2019-02-22' of git://git.kernel.or... (diff)
downloadlinux-14215108a1fd7e002c0a1f9faf8fbaf41fdda50d.tar.xz
linux-14215108a1fd7e002c0a1f9faf8fbaf41fdda50d.zip
net_sched: initialize net pointer inside tcf_exts_init()
For tcindex filter, it is too late to initialize the net pointer in tcf_exts_validate(), as tcf_exts_get_net() requires a non-NULL net pointer. We can just move its initialization into tcf_exts_init(), which just requires an additional parameter. This makes the code in tcindex_alloc_perfect_hash() prettier. Cc: Jamal Hadi Salim <jhs@mojatatu.com> Cc: Jiri Pirko <jiri@resnulli.us> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/cls_tcindex.c')
-rw-r--r--net/sched/cls_tcindex.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index fbf3519a12d8..24e0a62a65cc 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -246,10 +246,12 @@ static const struct nla_policy tcindex_policy[TCA_TCINDEX_MAX + 1] = {
[TCA_TCINDEX_CLASSID] = { .type = NLA_U32 },
};
-static int tcindex_filter_result_init(struct tcindex_filter_result *r)
+static int tcindex_filter_result_init(struct tcindex_filter_result *r,
+ struct net *net)
{
memset(r, 0, sizeof(*r));
- return tcf_exts_init(&r->exts, TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE);
+ return tcf_exts_init(&r->exts, net, TCA_TCINDEX_ACT,
+ TCA_TCINDEX_POLICE);
}
static void tcindex_partial_destroy_work(struct work_struct *work)
@@ -281,13 +283,10 @@ static int tcindex_alloc_perfect_hash(struct net *net, struct tcindex_data *cp)
return -ENOMEM;
for (i = 0; i < cp->hash; i++) {
- err = tcf_exts_init(&cp->perfect[i].exts,
+ err = tcf_exts_init(&cp->perfect[i].exts, net,
TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE);
if (err < 0)
goto errout;
-#ifdef CONFIG_NET_CLS_ACT
- cp->perfect[i].exts.net = net;
-#endif
}
return 0;
@@ -310,7 +309,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
int err, balloc = 0;
struct tcf_exts e;
- err = tcf_exts_init(&e, TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE);
+ err = tcf_exts_init(&e, net, TCA_TCINDEX_ACT, TCA_TCINDEX_POLICE);
if (err < 0)
return err;
err = tcf_exts_validate(net, tp, tb, est, &e, ovr, true, extack);
@@ -344,7 +343,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
}
cp->h = p->h;
- err = tcindex_filter_result_init(&new_filter_result);
+ err = tcindex_filter_result_init(&new_filter_result, net);
if (err < 0)
goto errout1;
if (old_r)
@@ -431,7 +430,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
goto errout_alloc;
f->key = handle;
f->next = NULL;
- err = tcindex_filter_result_init(&f->result);
+ err = tcindex_filter_result_init(&f->result, net);
if (err < 0) {
kfree(f);
goto errout_alloc;
@@ -444,7 +443,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
}
if (old_r && old_r != r) {
- err = tcindex_filter_result_init(old_r);
+ err = tcindex_filter_result_init(old_r, net);
if (err < 0) {
kfree(f);
goto errout_alloc;