xfree86: Return NULL from xf86CompatOutput if no compat_output is defined
If no compat_output is defined, we inadvertently (attempt to) return
whatever data is at index -1. Instead, return NULL since that's what
callers are expecting.
Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
(cherry picked from commit 28159eff6b
)
This commit is contained in:
parent
9e39ba30f1
commit
5497f56b87
|
@ -732,6 +732,8 @@ xf86CompatOutput(ScrnInfoPtr pScrn)
|
|||
{
|
||||
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
|
||||
|
||||
if (config->compat_output < 0)
|
||||
return NULL;
|
||||
return config->output[config->compat_output];
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue
Block a user