On 08/16/12 16:03, Arne Jansen wrote:
> On 16.08.2012 09:57, Wang Sheng-Hui wrote:
>> For malloc may fail, we should check it before assign
>> values to the fields of struct btrfs_trans_handle *h.
>>
>> Signed-off-by: Wang Sheng-Hui <shhuiw@xxxxxxxxx>
>> ---
>> transaction.h | 5 +++++
>> 1 files changed, 5 insertions(+), 0 deletions(-)
>>
>> diff --git a/transaction.h b/transaction.h
>> index a1070e0..d4e42a1 100644
>> --- a/transaction.h
>> +++ b/transaction.h
>> @@ -32,7 +32,12 @@ static inline struct btrfs_trans_handle *
>> btrfs_start_transaction(struct btrfs_root *root, int num_blocks)
>> {
>> struct btrfs_fs_info *fs_info = root->fs_info;
>> +
Why move down a blank line?
>> struct btrfs_trans_handle *h = malloc(sizeof(*h));
Skip a line here would looks a bit neat.
>> + if (!h) {
>> + BUG();
>> + return NULL;
>> + }
> a more simple way would be to write
> BUG_ON(!h);
>
>>
>> BUG_ON(root->commit_root);
>> BUG_ON(fs_info->running_transaction);
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