[PATCH 3.2 121/140] of: fdt: Fix return with value in void function

Ben Hutchings
2018-02-28T17:40:35Z

From: Ben Hutchings <ben@decadent.org.uk>

Commit 49e67dd17649 "of: fdt: add missing allocation-failure check"
added a "return NULL" statement in __unflatten_device_tree(). When
applied to the 3.2-stable branch, this introduced a compiler warning
(not an error!) because the function returns void here.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -389,7 +389,7 @@ static void __unflatten_device_tree(stru
mem = (unsigned long)
dt_alloc(size + 4, __alignof__(struct device_node));
if (!mem)
- return NULL;
+ return;

memset((void *)mem, 0, size);