diff mbox

mfd: syscon: include errno.h from header

Message ID 1458729422-3136412-1-git-send-email-arnd@arndb.de
State New
Headers show

Commit Message

Arnd Bergmann March 23, 2016, 10:36 a.m. UTC 
The syscon header uses the ENOTSUPP error constant, but doesn't
include the header that defines it. This causes a build error
after the imx pinctrl driver started using syscon:

include/linux/mfd/syscon.h: In function 'syscon_node_to_regmap':
include/linux/mfd/syscon.h:32:18: error: 'ENOTSUPP' undeclared (first use in this function)
  return ERR_PTR(-ENOTSUPP);
                  ^~~~~~~~

This adds the missing #include.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Fixes: 8626ada871f1 ("pinctrl: imx: attach iomuxc device to gpr syscon")
---
 include/linux/mfd/syscon.h | 1 +
 1 file changed, 1 insertion(+)

-- 
2.7.0
diff mbox

Patch

diff --git a/include/linux/mfd/syscon.h b/include/linux/mfd/syscon.h
index 1088149be0c9..40a76b97b7ab 100644
--- a/include/linux/mfd/syscon.h
+++ b/include/linux/mfd/syscon.h
@@ -16,6 +16,7 @@ 
 #define __LINUX_MFD_SYSCON_H__
 
 #include <linux/err.h>
+#include <linux/errno.h>
 
 struct device_node;