dt: include linux/errno.h in linux/of_address.h
of_address.h makes reference to some of the error code #defines, so it
needs to include errno.h. If CONFIG_PCI is not selected, then some files
will fail to compile.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/include/linux/of_address.h b/include/linux/of_address.h
index bdfc20d..3118623 100644
--- a/include/linux/of_address.h
+++ b/include/linux/of_address.h
@@ -1,6 +1,7 @@
#ifndef __OF_ADDRESS_H
#define __OF_ADDRESS_H
#include <linux/ioport.h>
+#include <linux/errno.h>
#include <linux/of.h>
extern u64 of_translate_address(struct device_node *np, const __be32 *addr);