C file uses IS_ERR and PTR_ERR, but doesn't include <linux/err.h> Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
@@ -23,6 +23,7 @@
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
+#include <linux/err.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/clk.h>