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sandbox: cros_ec: Only write EC state when the EC is probed

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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>
This commit is contained in:
Simon Glass 2021-03-15 18:11:08 +13:00
parent 5d8c37910d
commit a5bc9abcee
1 changed files with 4 additions and 0 deletions
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4
drivers/misc/cros_ec_sandbox.c
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@ -153,10 +153,14 @@ static int cros_ec_write_state(void *blob, int node)
{
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);
}