[PKT_SCHED] net classifier: style cleanup's

Classifier code cleanup. Get rid of printk wrapper, and fix whitespace
and other style stuff reported by checkpatch

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 73 insertions, 87 deletions

diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 80dccac769d0..e53773612bc7 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -29,12 +29,6 @@
 #include <net/pkt_sched.h>
 #include <net/pkt_cls.h>
 
-#if 0 /* control */
-#define DPRINTK(format,args...) printk(KERN_DEBUG format,##args)
-#else
-#define DPRINTK(format,args...)
-#endif
-
 /* The list of all installed classifier types */
 
 static struct tcf_proto_ops *tcf_proto_base;
@@ -44,7 +38,7 @@ static DEFINE_RWLOCK(cls_mod_lock);
 
 /* Find classifier type by string name */
 
-static struct tcf_proto_ops * tcf_proto_lookup_ops(struct rtattr *kind)
+static struct tcf_proto_ops *tcf_proto_lookup_ops(struct rtattr *kind)
 {
         struct tcf_proto_ops *t = NULL;
 
@@ -81,6 +75,7 @@ out:
         write_unlock(&cls_mod_lock);
         return rc;
 }
+EXPORT_SYMBOL(register_tcf_proto_ops);
 
 int unregister_tcf_proto_ops(struct tcf_proto_ops *ops)
 {
@@ -100,6 +95,7 @@ out:
         write_unlock(&cls_mod_lock);
         return rc;
 }
+EXPORT_SYMBOL(unregister_tcf_proto_ops);
 
 static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n,
                           struct tcf_proto *tp, unsigned long fh, int event);
@@ -107,9 +103,9 @@ static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n,
 
 /* Select new prio value from the range, managed by kernel. */
 
-static __inline__ u32 tcf_auto_prio(struct tcf_proto *tp)
+static inline u32 tcf_auto_prio(struct tcf_proto *tp)
 {
-        u32 first = TC_H_MAKE(0xC0000000U,0U);
+        u32 first = TC_H_MAKE(0xC0000000U, 0U);
 
         if (tp)
                 first = tp->prio-1;
@@ -154,21 +150,25 @@ replay:
                 /* If no priority is given, user wants we allocated it. */
                 if (n->nlmsg_type != RTM_NEWTFILTER || !(n->nlmsg_flags&NLM_F_CREATE))
                         return -ENOENT;
-                prio = TC_H_MAKE(0x80000000U,0U);
+                prio = TC_H_MAKE(0x80000000U, 0U);
         }
 
         /* Find head of filter chain. */
 
         /* Find link */
-        if ((dev = __dev_get_by_index(&init_net, t->tcm_ifindex)) == NULL)
+        dev = __dev_get_by_index(&init_net, t->tcm_ifindex);
+        if (dev == NULL)
                 return -ENODEV;
 
         /* Find qdisc */
         if (!parent) {
                 q = dev->qdisc_sleeping;
                 parent = q->handle;
-        } else if ((q = qdisc_lookup(dev, TC_H_MAJ(t->tcm_parent))) == NULL)
-                return -EINVAL;
+        } else {
+                q = qdisc_lookup(dev, TC_H_MAJ(t->tcm_parent));
+                if (q == NULL)
+                        return -EINVAL;
+        }
 
         /* Is it classful? */
         if ((cops = q->ops->cl_ops) == NULL)
@@ -213,7 +213,8 @@ replay:
                 /* Create new proto tcf */
 
                 err = -ENOBUFS;
-                if ((tp = kzalloc(sizeof(*tp), GFP_KERNEL)) == NULL)
+                tp = kzalloc(sizeof(*tp), GFP_KERNEL);
+                if (tp == NULL)
                         goto errout;
                 err = -EINVAL;
                 tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND-1]);
@@ -249,7 +250,9 @@ replay:
                 tp->q = q;
                 tp->classify = tp_ops->classify;
                 tp->classid = parent;
-                if ((err = tp_ops->init(tp)) != 0) {
+
+                err = tp_ops->init(tp);
+                if (err != 0) {
                         module_put(tp_ops->owner);
                         kfree(tp);
                         goto errout;
@@ -278,13 +281,14 @@ replay:
                 }
 
                 err = -ENOENT;
-                if (n->nlmsg_type != RTM_NEWTFILTER || !(n->nlmsg_flags&NLM_F_CREATE))
+                if (n->nlmsg_type != RTM_NEWTFILTER ||
+                    !(n->nlmsg_flags & NLM_F_CREATE))
                         goto errout;
         } else {
                 switch (n->nlmsg_type) {
                 case RTM_NEWTFILTER:
                         err = -EEXIST;
-                        if (n->nlmsg_flags&NLM_F_EXCL)
+                        if (n->nlmsg_flags & NLM_F_EXCL)
                                 goto errout;
                         break;
                 case RTM_DELTFILTER:
@@ -314,9 +318,8 @@ errout:
         return err;
 }
 
-static int
-tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp, unsigned long fh,
-              u32 pid, u32 seq, u16 flags, int event)
+static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
+                         unsigned long fh, u32 pid, u32 seq, u16 flags, int event)
 {
         struct tcmsg *tcm;
         struct nlmsghdr  *nlh;
@@ -361,19 +364,20 @@ static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n,
                 return -EINVAL;
         }
 
-        return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
+        return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC,
+                              n->nlmsg_flags & NLM_F_ECHO);
 }
 
-struct tcf_dump_args
-{
+struct tcf_dump_args {
         struct tcf_walker w;
         struct sk_buff *skb;
         struct netlink_callback *cb;
 };
 
-static int tcf_node_dump(struct tcf_proto *tp, unsigned long n, struct tcf_walker *arg)
+static int tcf_node_dump(struct tcf_proto *tp, unsigned long n,
+                         struct tcf_walker *arg)
 {
-        struct tcf_dump_args *a = (void*)arg;
+        struct tcf_dump_args *a = (void *)arg;
 
         return tcf_fill_node(a->skb, tp, n, NETLINK_CB(a->cb->skb).pid,
                              a->cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWTFILTER);
@@ -387,7 +391,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
         struct net_device *dev;
         struct Qdisc *q;
         struct tcf_proto *tp, **chain;
-        struct tcmsg *tcm = (struct tcmsg*)NLMSG_DATA(cb->nlh);
+        struct tcmsg *tcm = (struct tcmsg *)NLMSG_DATA(cb->nlh);
         unsigned long cl = 0;
         const struct Qdisc_class_ops *cops;
         struct tcf_dump_args arg;
@@ -431,9 +435,10 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
                         memset(&cb->args[1], 0, sizeof(cb->args)-sizeof(cb->args[0]));
                 if (cb->args[1] == 0) {
                         if (tcf_fill_node(skb, tp, 0, NETLINK_CB(cb->skb).pid,
-                                          cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWTFILTER) <= 0) {
+                                          cb->nlh->nlmsg_seq, NLM_F_MULTI,
+                                          RTM_NEWTFILTER) <= 0)
                                 break;
-                        }
+
                         cb->args[1] = 1;
                 }
                 if (tp->ops->walk == NULL)
@@ -460,8 +465,7 @@ out:
         return skb->len;
 }
 
-void
-tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts)
+void tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts)
 {
 #ifdef CONFIG_NET_CLS_ACT
         if (exts->action) {
@@ -470,10 +474,9 @@ tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts)
         }
 #endif
 }
+EXPORT_SYMBOL(tcf_exts_destroy);
 
-
-int
-tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
+int tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
                   struct rtattr *rate_tlv, struct tcf_exts *exts,
                   struct tcf_ext_map *map)
 {
@@ -485,8 +488,9 @@ tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
                 struct tc_action *act;
 
                 if (map->police && tb[map->police-1]) {
-                        act = tcf_action_init_1(tb[map->police-1], rate_tlv, "police",
-                                TCA_ACT_NOREPLACE, TCA_ACT_BIND, &err);
+                        act = tcf_action_init_1(tb[map->police-1], rate_tlv,
+                                                "police", TCA_ACT_NOREPLACE,
+                                                TCA_ACT_BIND, &err);
                         if (act == NULL)
                                 return err;
 
@@ -509,10 +513,10 @@ tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
 
         return 0;
 }
+EXPORT_SYMBOL(tcf_exts_validate);
 
-void
-tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
-                struct tcf_exts *src)
+void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
+                     struct tcf_exts *src)
 {
 #ifdef CONFIG_NET_CLS_ACT
         if (src->action) {
@@ -525,9 +529,9 @@ tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
         }
 #endif
 }
+EXPORT_SYMBOL(tcf_exts_change);
 
-int
-tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts,
+int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts,
               struct tcf_ext_map *map)
 {
 #ifdef CONFIG_NET_CLS_ACT
@@ -556,10 +560,11 @@ tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts,
 rtattr_failure: __attribute__ ((unused))
         return -1;
 }
+EXPORT_SYMBOL(tcf_exts_dump);
 
-int
-tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts,
-                    struct tcf_ext_map *map)
+
+int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts,
+                        struct tcf_ext_map *map)
 {
 #ifdef CONFIG_NET_CLS_ACT
         if (exts->action)
@@ -570,6 +575,7 @@ tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts,
 rtattr_failure: __attribute__ ((unused))
         return -1;
 }
+EXPORT_SYMBOL(tcf_exts_dump_stats);
 
 static int __init tc_filter_init(void)
 {
@@ -582,11 +588,3 @@ static int __init tc_filter_init(void)
 }
 
 subsys_initcall(tc_filter_init);
-
-EXPORT_SYMBOL(register_tcf_proto_ops);
-EXPORT_SYMBOL(unregister_tcf_proto_ops);
-EXPORT_SYMBOL(tcf_exts_validate);
-EXPORT_SYMBOL(tcf_exts_destroy);
-EXPORT_SYMBOL(tcf_exts_change);
-EXPORT_SYMBOL(tcf_exts_dump);
-EXPORT_SYMBOL(tcf_exts_dump_stats);
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 2314820a080a..471909e54807 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -29,19 +29,6 @@
 #define DEFAULT_HASH_SIZE       64      /* optimized for diffserv */
 
 
-#if 1 /* control */
-#define DPRINTK(format,args...) printk(KERN_DEBUG format,##args)
-#else
-#define DPRINTK(format,args...)
-#endif
-
-#if 0 /* data */
-#define D2PRINTK(format,args...) printk(KERN_DEBUG format,##args)
-#else
-#define D2PRINTK(format,args...)
-#endif
-
-
 #define PRIV(tp)        ((struct tcindex_data *) (tp)->root)
 
 
@@ -104,7 +91,8 @@ static int tcindex_classify(struct sk_buff *skb, struct tcf_proto *tp,
         struct tcindex_filter_result *f;
         int key = (skb->tc_index & p->mask) >> p->shift;
 
-        D2PRINTK("tcindex_classify(skb %p,tp %p,res %p),p %p\n",skb,tp,res,p);
+        pr_debug("tcindex_classify(skb %p,tp %p,res %p),p %p\n",
+                 skb, tp, res, p);
 
         f = tcindex_lookup(p, key);
         if (!f) {
@@ -112,11 +100,11 @@ static int tcindex_classify(struct sk_buff *skb, struct tcf_proto *tp,
                         return -1;
                 res->classid = TC_H_MAKE(TC_H_MAJ(tp->q->handle), key);
                 res->class = 0;
-                D2PRINTK("alg 0x%x\n",res->classid);
+                pr_debug("alg 0x%x\n", res->classid);
                 return 0;
         }
         *res = f->res;
-        D2PRINTK("map 0x%x\n",res->classid);
+        pr_debug("map 0x%x\n", res->classid);
 
         return tcf_exts_exec(skb, &f->exts, res);
 }
@@ -127,7 +115,7 @@ static unsigned long tcindex_get(struct tcf_proto *tp, u32 handle)
         struct tcindex_data *p = PRIV(tp);
         struct tcindex_filter_result *r;
 
-        DPRINTK("tcindex_get(tp %p,handle 0x%08x)\n",tp,handle);
+        pr_debug("tcindex_get(tp %p,handle 0x%08x)\n", tp, handle);
         if (p->perfect && handle >= p->alloc_hash)
                 return 0;
         r = tcindex_lookup(p, handle);
@@ -137,7 +125,7 @@ static unsigned long tcindex_get(struct tcf_proto *tp, u32 handle)
 
 static void tcindex_put(struct tcf_proto *tp, unsigned long f)
 {
-        DPRINTK("tcindex_put(tp %p,f 0x%lx)\n",tp,f);
+        pr_debug("tcindex_put(tp %p,f 0x%lx)\n", tp, f);
 }
 
 
@@ -145,8 +133,8 @@ static int tcindex_init(struct tcf_proto *tp)
 {
         struct tcindex_data *p;
 
-        DPRINTK("tcindex_init(tp %p)\n",tp);
-        p = kzalloc(sizeof(struct tcindex_data),GFP_KERNEL);
+        pr_debug("tcindex_init(tp %p)\n", tp);
+        p = kzalloc(sizeof(struct tcindex_data), GFP_KERNEL);
         if (!p)
                 return -ENOMEM;
 
@@ -166,7 +154,7 @@ __tcindex_delete(struct tcf_proto *tp, unsigned long arg, int lock)
         struct tcindex_filter_result *r = (struct tcindex_filter_result *) arg;
         struct tcindex_filter *f = NULL;
 
-        DPRINTK("tcindex_delete(tp %p,arg 0x%lx),p %p,f %p\n",tp,arg,p,f);
+        pr_debug("tcindex_delete(tp %p,arg 0x%lx),p %p,f %p\n", tp, arg, p, f);
         if (p->perfect) {
                 if (!r->res.class)
                         return -ENOENT;
@@ -363,7 +351,7 @@ tcindex_change(struct tcf_proto *tp, unsigned long base, u32 handle,
         struct tcindex_data *p = PRIV(tp);
         struct tcindex_filter_result *r = (struct tcindex_filter_result *) *arg;
 
-        DPRINTK("tcindex_change(tp %p,handle 0x%08x,tca %p,arg %p),opt %p,"
+        pr_debug("tcindex_change(tp %p,handle 0x%08x,tca %p,arg %p),opt %p,"
             "p %p,r %p,*arg 0x%lx\n",
             tp, handle, tca, arg, opt, p, r, arg ? *arg : 0L);
 
@@ -380,10 +368,10 @@ tcindex_change(struct tcf_proto *tp, unsigned long base, u32 handle,
 static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker)
 {
         struct tcindex_data *p = PRIV(tp);
-        struct tcindex_filter *f,*next;
+        struct tcindex_filter *f, *next;
         int i;
 
-        DPRINTK("tcindex_walk(tp %p,walker %p),p %p\n",tp,walker,p);
+        pr_debug("tcindex_walk(tp %p,walker %p),p %p\n", tp, walker, p);
         if (p->perfect) {
                 for (i = 0; i < p->hash; i++) {
                         if (!p->perfect[i].res.class)
@@ -405,7 +393,7 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker)
                 for (f = p->h[i]; f; f = next) {
                         next = f->next;
                         if (walker->count >= walker->skip) {
-                                if (walker->fn(tp,(unsigned long) &f->result,
+                                if (walker->fn(tp, (unsigned long) &f->result,
                                     walker) < 0) {
                                         walker->stop = 1;
                                         return;
@@ -429,11 +417,11 @@ static void tcindex_destroy(struct tcf_proto *tp)
         struct tcindex_data *p = PRIV(tp);
         struct tcf_walker walker;
 
-        DPRINTK("tcindex_destroy(tp %p),p %p\n",tp,p);
+        pr_debug("tcindex_destroy(tp %p),p %p\n", tp, p);
         walker.count = 0;
         walker.skip = 0;
         walker.fn = &tcindex_destroy_element;
-        tcindex_walk(tp,&walker);
+        tcindex_walk(tp, &walker);
         kfree(p->perfect);
         kfree(p->h);
         kfree(p);
@@ -449,17 +437,17 @@ static int tcindex_dump(struct tcf_proto *tp, unsigned long fh,
         unsigned char *b = skb_tail_pointer(skb);
         struct rtattr *rta;
 
-        DPRINTK("tcindex_dump(tp %p,fh 0x%lx,skb %p,t %p),p %p,r %p,b %p\n",
-            tp,fh,skb,t,p,r,b);
-        DPRINTK("p->perfect %p p->h %p\n",p->perfect,p->h);
+        pr_debug("tcindex_dump(tp %p,fh 0x%lx,skb %p,t %p),p %p,r %p,b %p\n",
+                 tp, fh, skb, t, p, r, b);
+        pr_debug("p->perfect %p p->h %p\n", p->perfect, p->h);
         rta = (struct rtattr *) b;
-        RTA_PUT(skb,TCA_OPTIONS,0,NULL);
+        RTA_PUT(skb, TCA_OPTIONS, 0, NULL);
         if (!fh) {
                 t->tcm_handle = ~0; /* whatever ... */
-                RTA_PUT(skb,TCA_TCINDEX_HASH,sizeof(p->hash),&p->hash);
-                RTA_PUT(skb,TCA_TCINDEX_MASK,sizeof(p->mask),&p->mask);
-                RTA_PUT(skb,TCA_TCINDEX_SHIFT,sizeof(p->shift),&p->shift);
-                RTA_PUT(skb,TCA_TCINDEX_FALL_THROUGH,sizeof(p->fall_through),
+                RTA_PUT(skb, TCA_TCINDEX_HASH, sizeof(p->hash), &p->hash);
+                RTA_PUT(skb, TCA_TCINDEX_MASK, sizeof(p->mask), &p->mask);
+                RTA_PUT(skb, TCA_TCINDEX_SHIFT, sizeof(p->shift), &p->shift);
+                RTA_PUT(skb, TCA_TCINDEX_FALL_THROUGH, sizeof(p->fall_through),
                     &p->fall_through);
                 rta->rta_len = skb_tail_pointer(skb) - b;
         } else {
@@ -478,7 +466,7 @@ static int tcindex_dump(struct tcf_proto *tp, unsigned long fh,
                                 }
                         }
                 }
-                DPRINTK("handle = %d\n",t->tcm_handle);
+                pr_debug("handle = %d\n", t->tcm_handle);
                 if (r->res.class)
                         RTA_PUT(skb, TCA_TCINDEX_CLASSID, 4, &r->res.classid);