Merge branch 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[karo-tx-linux.git] / drivers / s390 / net / qeth_core_sys.c

diff --git a/drivers/s390/net/qeth_core_sys.c b/drivers/s390/net/qeth_core_sys.c
index e6e5b9671bf20808b734258a4c9c73c268438bdb..75b29fd2fcf4eab64e82b23b1183fe88211d97ba 100644 (file)
--- a/drivers/s390/net/qeth_core_sys.c
+++ b/drivers/s390/net/qeth_core_sys.c
@@ -243,6 +243,10 @@ static ssize_t qeth_dev_prioqing_store(struct device *dev,
                card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
                card->qdio.default_out_queue = 2;
        } else if (sysfs_streq(buf, "no_prio_queueing:3")) {
+               if (card->info.type == QETH_CARD_TYPE_IQD) {
+                       rc = -EPERM;
+                       goto out;
+               }
                card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
                card->qdio.default_out_queue = 3;
        } else if (sysfs_streq(buf, "no_prio_queueing")) {