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authorJames Lamanna <jlamanna@gmail.com>2005-06-22 22:12:57 -0700
committerDavid S. Miller <davem@davemloft.net>2005-06-22 22:12:57 -0700
commit68d318720052154bc6b2513b0f15d0d947cc53c9 (patch)
treec6b566a3a946cae0543cf9bd1fbc77fe9d5efd7d /net
parent285b3afefacff14bc98e5754b8b48a0a2b42f0df (diff)
[EBTABLES]: vfree() checking cleanups
From: jlamanna@gmail.com ebtables.c vfree() checking cleanups. Signed-off by: James Lamanna <jlamanna@gmail.com> Signed-off-by: Domen Puncer <domen@coderock.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/bridge/netfilter/ebtables.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 18ebc664769b..c4540144f0f4 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -859,8 +859,7 @@ static int translate_table(struct ebt_replace *repl,
if (repl->valid_hooks & (1 << i))
if (check_chainloops(newinfo->hook_entry[i],
cl_s, udc_cnt, i, newinfo->entries)) {
- if (cl_s)
- vfree(cl_s);
+ vfree(cl_s);
return -EINVAL;
}
@@ -883,8 +882,7 @@ static int translate_table(struct ebt_replace *repl,
EBT_ENTRY_ITERATE(newinfo->entries, newinfo->entries_size,
ebt_cleanup_entry, &i);
}
- if (cl_s)
- vfree(cl_s);
+ vfree(cl_s);
return ret;
}
@@ -1030,8 +1028,7 @@ static int do_replace(void __user *user, unsigned int len)
}
vfree(table);
- if (counterstmp)
- vfree(counterstmp);
+ vfree(counterstmp);
return ret;
free_unlock:
@@ -1040,8 +1037,7 @@ free_iterate:
EBT_ENTRY_ITERATE(newinfo->entries, newinfo->entries_size,
ebt_cleanup_entry, NULL);
free_counterstmp:
- if (counterstmp)
- vfree(counterstmp);
+ vfree(counterstmp);
/* can be initialized in translate_table() */
if (newinfo->chainstack) {
for (i = 0; i < num_possible_cpus(); i++)
@@ -1049,11 +1045,9 @@ free_counterstmp:
vfree(newinfo->chainstack);
}
free_entries:
- if (newinfo->entries)
- vfree(newinfo->entries);
+ vfree(newinfo->entries);
free_newinfo:
- if (newinfo)
- vfree(newinfo);
+ vfree(newinfo);
return ret;
}
@@ -1213,8 +1207,7 @@ void ebt_unregister_table(struct ebt_table *table)
down(&ebt_mutex);
LIST_DELETE(&ebt_tables, table);
up(&ebt_mutex);
- if (table->private->entries)
- vfree(table->private->entries);
+ vfree(table->private->entries);
if (table->private->chainstack) {
for (i = 0; i < num_possible_cpus(); i++)
vfree(table->private->chainstack[i]);