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xf86: actually set the compat output in the failure case 

The previous fix for the previous fix, didn't fully work,

If we don't set compat_output we end up doing derferences
of arrays with -1, leading to valgrind warnings.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2013-01-09 12:53:14 +10:00
parent da8ee26023
commit 3ec35c45ca
1 changed files with 4 additions and 2 deletions
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6
hw/xfree86/modes/xf86Crtc.c
View File

@ -1848,8 +1848,10 @@ SetCompatOutput(xf86CrtcConfigPtr config)
}
/* All outputs are disconnected, select one to fake */
if (!output && config->num_output)
output = config->output[0];
if (!output && config->num_output) {
config->compat_output = 0;
output = config->output[config->compat_output];
}
return output;
}