Re: [PATCH -next RESEND] gpu: host1x: drm: fix missing unlock onerror

[Mark Zhang]

Alright. Please send this to linux-tegra ML and ping Thierry.

Mark
On 04/24/2013 11:07 AM, Wei Yongjun wrote:
> On 04/24/2013 10:53 AM, Mark Zhang wrote:
>> I think Thierry has acked this patch. So why?
> 
> Yes, Thierry has acked this patch five months ago, but this patch does not
> applied util now. And the source file has been moved from
> drivers/gpu/drm/tegra/host1x.c to drivers/gpu/host1x/drm/drm.c, so I am not
> sure whether this patch was lost.
> 
> Regards,
> Yongjun Wei 
> 
> 
>>
>> Mark
>> On 04/24/2013 10:48 AM, Wei Yongjun wrote:
>>> From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
>>>
>>> Add the missing unlock before return from function host1x_drm_init() and
>>> host1x_drm_exit() in the error handling case.
>>>
>>> Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
>>> ---
>>> rebased on the latest linux-next.git tree.
>>> ---
>>>  drivers/gpu/host1x/drm/drm.c | 2 ++
>>>  1 file changed, 2 insertions(+)
>>>
>>> diff --git a/drivers/gpu/host1x/drm/drm.c b/drivers/gpu/host1x/drm/drm.c
>>> index 2b561c9..0dbb9c0 100644
>>> --- a/drivers/gpu/host1x/drm/drm.c
>>> +++ b/drivers/gpu/host1x/drm/drm.c
>>> @@ -148,6 +148,7 @@ int host1x_drm_init(struct host1x_drm *host1x, struct drm_device *drm)
>>>  				dev_err(host1x->dev,
>>>  					"DRM setup failed for %s: %d\n",
>>>  					dev_name(client->dev), err);
>>> +				mutex_unlock(&host1x->clients_lock);
>>>  				return err;
>>>  			}
>>>  		}
>>> @@ -175,6 +176,7 @@ int host1x_drm_exit(struct host1x_drm *host1x)
>>>  				dev_err(host1x->dev,
>>>  					"DRM cleanup failed for %s: %d\n",
>>>  					dev_name(client->dev), err);
>>> +				mutex_unlock(&host1x->clients_lock);
>>>  				return err;
>>>  			}
>>>  		}
>>>
>>
> 
> 
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