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authorJesper Juhl <jesper.juhl@gmail.com>2005-11-08 09:41:34 -0800
committerDavid S. Miller <davem@davemloft.net>2005-11-08 09:41:34 -0800
commita51482bde22f99c63fbbb57d5d46cc666384e379 (patch)
tree5482ed1c0803edb2ffbd51035de921fb0f72d82b /net/sched
parentac7c98eca88a854755475fcfe1b2bf5f97f90d99 (diff)
downloadlwn-a51482bde22f99c63fbbb57d5d46cc666384e379.tar.gz
lwn-a51482bde22f99c63fbbb57d5d46cc666384e379.zip
[NET]: kfree cleanup
From: Jesper Juhl <jesper.juhl@gmail.com> This is the net/ part of the big kfree cleanup patch. Remove pointless checks for NULL prior to calling kfree() in net/. Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Arnaldo Carvalho de Melo <acme@conectiva.com.br> Acked-by: Marcel Holtmann <marcel@holtmann.org> Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Andrew Morton <akpm@osdl.org>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/cls_fw.c3
-rw-r--r--net/sched/cls_route.c3
-rw-r--r--net/sched/cls_rsvp.h3
-rw-r--r--net/sched/cls_tcindex.c9
-rw-r--r--net/sched/cls_u32.c4
-rw-r--r--net/sched/em_meta.c3
6 files changed, 9 insertions, 16 deletions
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index 29d8b9a4d162..75470486e405 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -298,8 +298,7 @@ static int fw_change(struct tcf_proto *tp, unsigned long base,
return 0;
errout:
- if (f)
- kfree(f);
+ kfree(f);
return err;
}
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 02996ac05c75..520ff716dab2 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -525,8 +525,7 @@ reinsert:
return 0;
errout:
- if (f)
- kfree(f);
+ kfree(f);
return err;
}
diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h
index 006168d69376..572f06be3b02 100644
--- a/net/sched/cls_rsvp.h
+++ b/net/sched/cls_rsvp.h
@@ -555,8 +555,7 @@ insert:
goto insert;
errout:
- if (f)
- kfree(f);
+ kfree(f);
errout2:
tcf_exts_destroy(tp, &e);
return err;
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 404d9d83a7fa..9f921174c8ab 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -194,8 +194,7 @@ found:
}
tcf_unbind_filter(tp, &r->res);
tcf_exts_destroy(tp, &r->exts);
- if (f)
- kfree(f);
+ kfree(f);
return 0;
}
@@ -442,10 +441,8 @@ static void tcindex_destroy(struct tcf_proto *tp)
walker.skip = 0;
walker.fn = &tcindex_destroy_element;
tcindex_walk(tp,&walker);
- if (p->perfect)
- kfree(p->perfect);
- if (p->h)
- kfree(p->h);
+ kfree(p->perfect);
+ kfree(p->h);
kfree(p);
tp->root = NULL;
}
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 364b87d86455..2b670479dde1 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -347,7 +347,7 @@ static int u32_destroy_key(struct tcf_proto *tp, struct tc_u_knode *n)
if (n->ht_down)
n->ht_down->refcnt--;
#ifdef CONFIG_CLS_U32_PERF
- if (n && (NULL != n->pf))
+ if (n)
kfree(n->pf);
#endif
kfree(n);
@@ -680,7 +680,7 @@ static int u32_change(struct tcf_proto *tp, unsigned long base, u32 handle,
return 0;
}
#ifdef CONFIG_CLS_U32_PERF
- if (n && (NULL != n->pf))
+ if (n)
kfree(n->pf);
#endif
kfree(n);
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index cf68a59fdc5a..700844d49d79 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -561,8 +561,7 @@ static int meta_var_change(struct meta_value *dst, struct rtattr *rta)
static void meta_var_destroy(struct meta_value *v)
{
- if (v->val)
- kfree((void *) v->val);
+ kfree((void *) v->val);
}
static void meta_var_apply_extras(struct meta_value *v,