#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/etherdevice.h>
+--- a/compat/crc8.c
++++ b/compat/crc8.c
+@@ -14,6 +14,7 @@
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
++#undef pr_fmt
+ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+ #include <linux/module.h>