Author: nwhitehorn
Date: Tue Sep 17 17:31:53 2013
New Revision: 255642
URL: http://svnweb.freebsd.org/changeset/base/255642
Log:
Only attach if properties we need (address, in particular) are present.
This is the correct version of r255420.
Approved by: re (kib)
Modified:
head/sys/powerpc/ofw/ofw_syscons.c
Modified: head/sys/powerpc/ofw/ofw_syscons.c
==============================================================================
--- head/sys/powerpc/ofw/ofw_syscons.c Tue Sep 17 17:30:49 2013
(r255641)
+++ head/sys/powerpc/ofw/ofw_syscons.c Tue Sep 17 17:31:53 2013
(r255642)
@@ -264,6 +264,10 @@ ofwfb_configure(int flags)
} else
return (0);
+ if (OF_getproplen(node, "height") != sizeof(sc->sc_height) ||
+ OF_getproplen(node, "width") != sizeof(sc->sc_width))
+ return (0);
+
sc->sc_depth = depth;
sc->sc_node = node;
sc->sc_console = 1;
@@ -278,6 +282,8 @@ ofwfb_configure(int flags)
*
* XXX We assume #address-cells is 1 at this point.
*/
+ if (OF_getproplen(node, "address") != sizeof(fb_phys))
+ return (0);
OF_getprop(node, "address", &fb_phys, sizeof(fb_phys));
bus_space_map(&bs_be_tag, fb_phys, sc->sc_height * sc->sc_stride,
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