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path: root/import-layers/meta-openembedded/meta-oe/recipes-graphics/xorg-driver/xf86-input-tslib/double-free-crash.patch
blob: 07754731ddc48c1731158f6680e1c0dfed2e1231 (plain)
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xorg-server-1.7.3/hw/xfree86/common/xf86Helper.c contains this code
causing a double free crash on chvt or exit:

    /* This should *really* be handled in drv->UnInit(dev) call instead, but
     * if the driver forgets about it make sure we free it or at least crash
     * with flying colors */
    if (pInp->private)
	xfree(pInp->private);
Index: xf86-input-tslib-0.0.6/src/tslib.c
===================================================================
--- xf86-input-tslib-0.0.6.orig/src/tslib.c
+++ xf86-input-tslib-0.0.6/src/tslib.c
@@ -435,6 +435,7 @@ xf86TslibUninit(InputDriverPtr drv, Inpu
 	xf86TslibControlProc(pInfo->dev, DEVICE_OFF);
 	ts_close(priv->ts);
 	xfree(pInfo->private);
+	pInfo->private = NULL;
 	xf86DeleteInput(pInfo, 0);
 }
 
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