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Old 08-07-2012, 02:03 PM
Tim Gardner
 
Default APPLIED: ACK w/cmnt: UBUNTU: SAUCE: Unlock the rc_dev lock when the raw device is missing

On 08/07/2012 08:01 AM, Stefan Bader wrote:
> Looking at the complete code it looks good enough to have this
> pre-stable/upstream. Just the additional commit message after the sob's
> looks a bit strange...

Everything after the first '---' until a valid "^diff" is elided by 'git
am'.

> On 07.08.2012 15:50, Herton Ronaldo Krzesinski wrote:
>> From: Douglas Bagnall <douglas@paradise.net.nz>
>>
>> BugLink: http://bugs.launchpad.net/bugs/1015836
>>
>> As pointed out by Ben Hutchings, after commit 720bb6436, the lock was
>> being taken and not released when an rc_dev has a NULL raw device.
>>
>> Signed-off-by: Douglas Bagnall <douglas@paradise.net.nz>
>> Reported-by: Ben Hutchings <ben@decadent.org.uk>
>> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
>> ---
>> drivers/media/rc/rc-main.c | 5 +++--
>> 1 file changed, 3 insertions(+), 2 deletions(-)
>>
>> Commit 720bb6436 missed an mutex_unlock on exit, thanks to Ben Hutchings
>> for pointing that out. Marked as "SAUCE" since it's not upstream yet,
>> but it should be included upstream.
>>
>> diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
>> index cabc19c..dcd45d0 100644
>> --- a/drivers/media/rc/rc-main.c
>> +++ b/drivers/media/rc/rc-main.c
>> @@ -778,9 +778,10 @@ static ssize_t show_protocols(struct device *device,
>> } else if (dev->raw) {
>> enabled = dev->raw->enabled_protocols;
>> allowed = ir_raw_get_allowed_protocols();
>> - } else
>> + } else {
>> + mutex_unlock(&dev->lock);
>> return -ENODEV;
>> -
>> + }
>> IR_dprintk(1, "allowed - 0x%llx, enabled - 0x%llx
",
>> (long long)allowed,
>> (long long)enabled);
>>
>
>
>
>


--
Tim Gardner tim.gardner@canonical.com

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