sandbox: cros_ec: Only write EC state when the EC is probed
This can crash if the EC has not yet been probed. Add a check to prevent
this.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/misc/cros_ec_sandbox.c b/drivers/misc/cros_ec_sandbox.c
index cb8adc4..bc01df0 100644
--- a/drivers/misc/cros_ec_sandbox.c
+++ b/drivers/misc/cros_ec_sandbox.c
@@ -153,10 +153,14 @@
{
struct ec_state *ec = g_state;
+ if (!g_state)
+ return 0;
+
/* We are guaranteed enough space to write basic properties */
fdt_setprop_u32(blob, node, "current-image", ec->current_image);
fdt_setprop(blob, node, "vbnv-context", ec->vbnv_context,
sizeof(ec->vbnv_context));
+
return state_setprop(node, "flash-data", ec->flash_data,
ec->ec_config.flash.length);
}