[PATCH] Fix a bug for calling createContextAttribs.

[He Junyan]

On 09/29/2012 12:05 AM, Ian Romanick wrote:
> On 09/27/2012 03:29 PM, junyan.he at linux.intel.com wrote:
>> From: Junyan He <junyan.he at linux.intel.com>
>>
>>   __glXDisp_CreateNewContext path will call the
>>   __glXDRIscreenCreateContext with no attribs, and
>>   cause api not inited and has a random value.
>
> api should be initialized in dri2_convert_glx_attribs like major_ver, 
> minor_ver, and reset.
I don't know the default value for these variables.
In the function call path I listed, num_attribs is 0 and 
dri2_convert_glx_attribs will not be called.

>
>> Signed-off-by: Junyan He <junyan.he at linux.intel.com>
>> ---
>>   glx/glxdri2.c | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/glx/glxdri2.c b/glx/glxdri2.c
>> index bce1bfa..e34c851 100644
>> --- a/glx/glxdri2.c
>> +++ b/glx/glxdri2.c
>> @@ -544,6 +544,8 @@ create_driver_context(__GLXDRIcontext * context,
>>                   ctx_attribs[num_ctx_attribs++] = reset;
>>               }
>>   #endif
>> +        } else {
>> +            api = __DRI_API_OPENGL;
>>           }
>>
>>           context->driContext =
>>
>
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