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Don't set SourceValidate pointer to NULL

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inspired from similar code in amdgpu, fixes a crash when xrandr(1)
is invoqued with X server 21.1.1

Signed-off-by: Matthieu Herrb <matthieu.herrb@laas.fr>
This commit is contained in:
Matthieu Herrb
2021-11-14 17:38:24 +01:00
committed by Alan Coopersmith
parent 983a779b7a
commit 7a6a34af02
1 changed files with 8 additions and 1 deletions
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9
src/radeon_kms.c
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@@ -931,6 +931,13 @@ radeon_dirty_update(ScrnInfoPtr scrn)
}
}
static void
radeonSourceValidate(DrawablePtr draw, int x, int y, int w, int h,
unsigned int subWindowMode)
{
}
Bool
radeon_scanout_do_update(xf86CrtcPtr xf86_crtc, int scanout_id,
@@ -993,7 +1000,7 @@ radeon_scanout_do_update(xf86CrtcPtr xf86_crtc, int scanout_id,
SetPicturePictFilter(src, xf86_crtc->filter, xf86_crtc->params,
xf86_crtc->nparams);
pScreen->SourceValidate = NULL;
pScreen->SourceValidate = radeonSourceValidate;
CompositePicture(PictOpSrc,
src, NULL, dst,
extents.x1, extents.y1, 0, 0, extents.x1,