Re: [patch 2/2] memstick: memory leak on error in msb_ftl_scan()

Maxim Levitsky
2012-09-29T22:10:16Z

On Sat, 2012-09-29 at 10:11 +0300, Dan Carpenter wrote:
> We need to free "overwrite_flags" before returning.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c
> index a8e8915..1f9d5cf 100644
> --- a/drivers/memstick/core/ms_block.c
> +++ b/drivers/memstick/core/ms_block.c
> @@ -1408,8 +1408,10 @@ static int msb_ftl_scan(struct msb_data *msb)
> msb_mark_block_used(msb, pba);
> msb_erase_block(msb, pba);
> continue;
> - } else if (error)
> + } else if (error) {
> + kfree(overwrite_flags);
> return error;
> + }
>
> lba = be16_to_cpu(extra.logical_address);
> managment_flag = extra.management_flag;

Indeed. I need to be more careful with this,
I'll do another review of the code, maybe I spot anything else.

Acked-by: Maxim Levitsky <maximlevitsly@gmail.com>

Best regards,
Maxim Levitsky