of/flattree: Fix crash when device tree absent
authorGrant Likely <grant.likely@secretlab.ca>
Tue, 8 Jun 2010 13:48:25 +0000 (07:48 -0600)
committerGrant Likely <grant.likely@secretlab.ca>
Mon, 19 Jul 2010 04:39:36 +0000 (22:39 -0600)
commit60d599133011eaca6073696f6a86cd516854d547
tree224ab8eea128c70db90320372f7dde0d79b95d2f
parentf1d4c3a76981addcd7669f404f75041435a04e6a
of/flattree: Fix crash when device tree absent

This patch fixes the condition where device tree support is compiled
in, but no device tree was proved by firmware.  It makes
of_platform_bus_probe() explicitly check for a NULL device tree
pointer.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
drivers/of/platform.c