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-rw-r--r--arch/s390/net/pnet.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/s390/net/pnet.c b/arch/s390/net/pnet.c
index e22f1b10a6c7..79211bec0fc8 100644
--- a/arch/s390/net/pnet.c
+++ b/arch/s390/net/pnet.c
@@ -12,6 +12,15 @@
#include <asm/ccwgroup.h>
#include <asm/ccwdev.h>
#include <asm/pnet.h>
+#include <asm/ebcdic.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.
@@ -40,6 +49,7 @@ static int pnet_ids_by_device(struct device *dev, u8 *pnetids)
if (!util_str)
return -ENOMEM;
memcpy(pnetids, util_str, PNETIDS_LEN);
+ EBCASC(pnetids, PNETIDS_LEN);
kfree(util_str);
return 0;
}
@@ -47,6 +57,7 @@ static int pnet_ids_by_device(struct device *dev, u8 *pnetids)
struct zpci_dev *zdev = to_zpci(to_pci_dev(dev));
memcpy(pnetids, zdev->util_str, sizeof(zdev->util_str));
+ EBCASC(pnetids, sizeof(zdev->util_str));
return 0;
}
return -EOPNOTSUPP;