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of: Reduce indentation in of_graph_get_next_endpoint 

A 'return endpoint;' at the end of the (!prev) case allows to
reduce the indentation level of the (prev) case.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
wifi-calibration
Philipp Zabel 2014-02-26 20:43:42 +01:00
parent 6ff60d397b
commit 4329b93b28
1 changed files with 25 additions and 23 deletions
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48
drivers/of/base.c
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@ -2026,32 +2026,34 @@ struct device_node *of_graph_get_next_endpoint(const struct device_node *parent,
pr_err("%s(): no endpoint nodes specified for %s\n",
__func__, parent->full_name);
of_node_put(node);
} else {
port = of_get_parent(prev);
if (WARN_ONCE(!port, "%s(): endpoint %s has no parent node\n",
__func__, prev->full_name))
return NULL;
/* Avoid dropping prev node refcount to 0. */
of_node_get(prev);
endpoint = of_get_next_child(port, prev);
if (endpoint) {
of_node_put(port);
return endpoint;
}
/* No more endpoints under this port, try the next one. */
do {
port = of_get_next_child(parent, port);
if (!port)
return NULL;
} while (of_node_cmp(port->name, "port"));
/* Pick up the first endpoint in this port. */
endpoint = of_get_next_child(port, NULL);
of_node_put(port);
return endpoint;
}
port = of_get_parent(prev);
if (WARN_ONCE(!port, "%s(): endpoint %s has no parent node\n",
__func__, prev->full_name))
return NULL;
/* Avoid dropping prev node refcount to 0. */
of_node_get(prev);
endpoint = of_get_next_child(port, prev);
if (endpoint) {
of_node_put(port);
return endpoint;
}
/* No more endpoints under this port, try the next one. */
do {
port = of_get_next_child(parent, port);
if (!port)
return NULL;
} while (of_node_cmp(port->name, "port"));
/* Pick up the first endpoint in this port. */
endpoint = of_get_next_child(port, NULL);
of_node_put(port);
return endpoint;
}
EXPORT_SYMBOL(of_graph_get_next_endpoint);