We are using sysfs functions directly, so we should include the header. Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> --- drivers/i2c/i2c-core-of.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/i2c/i2c-core-of.c b/drivers/i2c/i2c-core-of.c index 406e5f695a7e..39ea4ba2101c 100644 --- a/drivers/i2c/i2c-core-of.c +++ b/drivers/i2c/i2c-core-of.c @@ -15,6 +15,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> +#include <linux/sysfs.h> #include "i2c-core.h" -- 2.20.1