new file mode 100644
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (C) B.A.T.M.A.N. contributors:
+ *
+ * Marek Lindner, Simon Wunderlich
+ *
+ * This file contains macros for maintaining compatibility with older versions
+ * of the Linux kernel.
+ */
+
+#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_KSTRTOX_H_
+#define _NET_BATMAN_ADV_COMPAT_LINUX_KSTRTOX_H_
+
+#include <linux/version.h>
+#if LINUX_VERSION_IS_GEQ(5, 14, 0)
+#include_next <linux/kstrtox.h>
+#else
+#include <linux/kernel.h>
+#endif
+
+#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_KSTRTOX_H_ */
The commit 4c52729377ea ("kernel.h: split out kstrtox() and simple_strtox() to a separate header") moved the kstrtou64 function to a new header called linux/kstrtox.h. Signed-off-by: Sven Eckelmann <sven@narfation.org> --- compat-include/linux/kstrtox.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 compat-include/linux/kstrtox.h