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[NET]: kfree cleanup

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From: Jesper Juhl <[email protected]>

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 <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Arnaldo Carvalho de Melo <[email protected]>
Acked-by: Marcel Holtmann <[email protected]>
Acked-by: YOSHIFUJI Hideaki <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
This commit is contained in:
Jesper Juhl 2005-11-08 09:41:34 -08:00 • committed by David S. Miller
commit a51482bde2
47 changed files with 99 additions and 191 deletions
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3
net/sched/cls_fw.c
View file

@ -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;
}

3
net/sched/cls_route.c
View file

@ -525,8 +525,7 @@ reinsert:
return 0;
errout:
if (f)
kfree(f);
kfree(f);
return err;
}

3
net/sched/cls_rsvp.h
View file

@ -555,8 +555,7 @@ insert:
goto insert;
errout:
if (f)
kfree(f);
kfree(f);
errout2:
tcf_exts_destroy(tp, &e);
return err;

9
net/sched/cls_tcindex.c
View file

@ -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;
}

4
net/sched/cls_u32.c
View file

@ -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);

3
net/sched/em_meta.c
View file

@ -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,