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state: return -EPROBE_DEFER if the backend isn't available

This commit is contained in:
Uwe Kleine-König 2015-05-13 11:04:55 +02:00 committed by Jan Luebbe
parent 177c5b7739
commit 23f5b62169
1 changed files with 3 additions and 1 deletions
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4
drivers/misc/state.c
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@ -52,6 +52,8 @@ static int state_probe(struct device_d *dev)
/* guess if of_path is a path, not a phandle */
if (of_path[0] == '/') {
ret = of_find_path(np, "backend", &path);
if (ret == -ENODEV)
ret = -EPROBE_DEFER;
if (ret)
goto out_release;
} else {
@ -66,7 +68,7 @@ static int state_probe(struct device_d *dev)
dev = of_find_device_by_node(partition_node);
if (!list_is_singular(&dev->cdevs)) {
ret = -ENODEV;
ret = -EPROBE_DEFER;
goto out_release;
}