diff --git a/arch/s390/include/asm/pnet.h b/arch/s390/include/asm/pnet.h
index 6e278584f8f1..5739276b458d 100644
--- a/arch/s390/include/asm/pnet.h
+++ b/arch/s390/include/asm/pnet.h
@@ -11,13 +11,5 @@
 #include <linux/device.h>
 #include <linux/types.h>
 
-#define PNETIDS_LEN		64	/* Total utility string length in bytes
-					 * to cover up to 4 PNETIDs of 16 bytes
-					 * for up to 4 device ports
-					 */
-#define MAX_PNETID_LEN		16	/* Max.length of a single port PNETID */
-#define MAX_PNETID_PORTS	(PNETIDS_LEN / MAX_PNETID_LEN)
-					/* Max. # of ports with a PNETID */
-
 int pnet_id_by_dev_port(struct device *dev, unsigned short port, u8 *pnetid);
 #endif /* _ASM_S390_PNET_H */
diff --git a/arch/s390/net/pnet.c b/arch/s390/net/pnet.c
index e22f1b10a6c7..9ecdbdf59781 100644
--- a/arch/s390/net/pnet.c
+++ b/arch/s390/net/pnet.c
@@ -13,6 +13,14 @@
 #include <asm/ccwdev.h>
 #include <asm/pnet.h>
 
+#define PNETIDS_LEN		64	/* Total utility string length in bytes
+					 * to cover up to 4 PNETIDs of 16 bytes
+					 * for up to 4 device ports
+					 */
+#define MAX_PNETID_LEN		16	/* Max.length of a single port PNETID */
+#define MAX_PNETID_PORTS	(PNETIDS_LEN / MAX_PNETID_LEN)
+					/* Max. # of ports with a PNETID */
+
 /*
  * Get the PNETIDs from a device.
  * s390 hardware supports the definition of a so-called Physical Network