mirror of https://gitee.com/openkylin/linux.git
[EBTABLES]: Clean up vmalloc usage in net/bridge/netfilter/ebtables.c
Make all the vmalloc calls in net/bridge/netfilter/ebtables.c follow the standard convention. Remove unnecessary casts, and use '*object' instead of 'type'. Signed-off-by: Jayachandran C. <c.jayachandran@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -831,7 +831,7 @@ static int translate_table(struct ebt_replace *repl,
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return -ENOMEM;
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for_each_possible_cpu(i) {
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newinfo->chainstack[i] =
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vmalloc(udc_cnt * sizeof(struct ebt_chainstack));
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vmalloc(udc_cnt * sizeof(*(newinfo->chainstack[0])));
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if (!newinfo->chainstack[i]) {
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while (i)
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vfree(newinfo->chainstack[--i]);
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@ -841,8 +841,7 @@ static int translate_table(struct ebt_replace *repl,
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}
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}
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cl_s = (struct ebt_cl_stack *)
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vmalloc(udc_cnt * sizeof(struct ebt_cl_stack));
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cl_s = vmalloc(udc_cnt * sizeof(*cl_s));
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if (!cl_s)
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return -ENOMEM;
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i = 0; /* the i'th udc */
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@ -944,8 +943,7 @@ static int do_replace(void __user *user, unsigned int len)
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countersize = COUNTER_OFFSET(tmp.nentries) *
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(highest_possible_processor_id()+1);
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newinfo = (struct ebt_table_info *)
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vmalloc(sizeof(struct ebt_table_info) + countersize);
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newinfo = vmalloc(sizeof(*newinfo) + countersize);
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if (!newinfo)
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return -ENOMEM;
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@ -967,8 +965,7 @@ static int do_replace(void __user *user, unsigned int len)
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/* the user wants counters back
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the check on the size is done later, when we have the lock */
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if (tmp.num_counters) {
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counterstmp = (struct ebt_counter *)
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vmalloc(tmp.num_counters * sizeof(struct ebt_counter));
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counterstmp = vmalloc(tmp.num_counters * sizeof(*counterstmp));
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if (!counterstmp) {
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ret = -ENOMEM;
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goto free_entries;
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@ -1148,8 +1145,7 @@ int ebt_register_table(struct ebt_table *table)
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countersize = COUNTER_OFFSET(table->table->nentries) *
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(highest_possible_processor_id()+1);
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newinfo = (struct ebt_table_info *)
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vmalloc(sizeof(struct ebt_table_info) + countersize);
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newinfo = vmalloc(sizeof(*newinfo) + countersize);
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ret = -ENOMEM;
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if (!newinfo)
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return -ENOMEM;
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@ -1247,8 +1243,7 @@ static int update_counters(void __user *user, unsigned int len)
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if (hlp.num_counters == 0)
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return -EINVAL;
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if ( !(tmp = (struct ebt_counter *)
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vmalloc(hlp.num_counters * sizeof(struct ebt_counter))) ){
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if (!(tmp = vmalloc(hlp.num_counters * sizeof(*tmp)))) {
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MEMPRINT("Update_counters && nomemory\n");
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return -ENOMEM;
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}
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@ -1377,8 +1372,7 @@ static int copy_everything_to_user(struct ebt_table *t, void __user *user,
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BUGPRINT("Num_counters wrong\n");
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return -EINVAL;
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}
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counterstmp = (struct ebt_counter *)
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vmalloc(nentries * sizeof(struct ebt_counter));
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counterstmp = vmalloc(nentries * sizeof(*counterstmp));
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if (!counterstmp) {
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MEMPRINT("Couldn't copy counters, out of memory\n");
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return -ENOMEM;
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