On 24/10/17 10:35, Bryan O'Donoghue wrote:
> On 24/10/17 09:25, Kees Cook wrote:
>> In preparation for unconditionally passing the struct timer_list
>> pointer to
>> all timer callbacks, switch to using the new timer_setup() and
>> from_timer()
>> to pass the timer pointer explicitly.
>>
>> Cc: Greg Kroah-Hartman <[email protected]>
>> Cc: "Bryan O'Donoghue" <[email protected]>
>> Cc: Johan Hovold <[email protected]>
>> Cc: Alex Elder <[email protected]>
>> Cc: [email protected]
>> Cc: [email protected]
>> Signed-off-by: Kees Cook <[email protected]>
>> ---
>> drivers/staging/greybus/loopback.c | 14 ++++----------
>> drivers/staging/greybus/operation.c | 7 +++----
>> 2 files changed, 7 insertions(+), 14 deletions(-)
>>
>> diff --git a/drivers/staging/greybus/loopback.c
>> b/drivers/staging/greybus/loopback.c
>> index 08e255884206..045aaf81113a 100644
>> --- a/drivers/staging/greybus/loopback.c
>> +++ b/drivers/staging/greybus/loopback.c
>> @@ -572,16 +572,11 @@ static void
>> gb_loopback_async_operation_work(struct work_struct *work)
>> gb_loopback_async_operation_put(op_async);
>> }
>> -static void gb_loopback_async_operation_timeout(unsigned long data)
>> +static void gb_loopback_async_operation_timeout(struct timer_list *t)
>> {
>> - struct gb_loopback_async_operation *op_async;
>> - u16 id = data;
>> + struct gb_loopback_async_operation *op_async =
>> + from_timer(op_async, t, timer);
>> - op_async = gb_loopback_operation_find(id);
>> - if (!op_async) {
>> - pr_err("operation %d not found - time out ?\n", id);
>> - return;
>> - }
>
> Hi Kees, you need to add
>
> gb_loopback_async_operation_get(op_async); when dropping the
> gb_loopback_operation_find() call here.
Actually:
spin_lock_irqsave(&gb_dev.lock, flags);
gb_loopback_async_operation_get(op_async);
spin_unlock_irqrestore(&gb_dev.lock, flags);
---
bod
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