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authorJulian Wiedmann2019-09-20 10:17:09 +0200
committerVasily Gorbik2019-10-01 09:41:36 +0200
commit9f494438d4bc4746831cb5289b9836c18e4bbf96 (patch)
treecd79c708d7e1647163191c41e43a52b9e0242a6e /drivers/s390
parente14e59c125f6d81c08f2c598eb17ada3fc3ba21f (diff)
s390/qdio: clarify size of the QIB parm area
The QIB parm area is 128 bytes long. Current code consistently misuses an _entirely unrelated_ QDIO constant, merely because it has the same value. Stop doing so. Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com> Reviewed-by: Benjamin Block <bblock@linux.ibm.com> Reviewed-by: Jens Remus <jremus@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/cio/qdio_setup.c2
-rw-r--r--drivers/s390/net/qeth_core_main.c3
2 files changed, 2 insertions, 3 deletions
diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c
index f4ca1d29d61b..cd164886132f 100644
--- a/drivers/s390/cio/qdio_setup.c
+++ b/drivers/s390/cio/qdio_setup.c
@@ -113,7 +113,7 @@ static void set_impl_params(struct qdio_irq *irq_ptr,
irq_ptr->qib.pfmt = qib_param_field_format;
if (qib_param_field)
memcpy(irq_ptr->qib.parm, qib_param_field,
- QDIO_MAX_BUFFERS_PER_Q);
+ sizeof(irq_ptr->qib.parm));
if (!input_slib_elements)
goto output;
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index a7868c8133ee..dda274351c21 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -4715,8 +4715,7 @@ static int qeth_qdio_establish(struct qeth_card *card)
QETH_CARD_TEXT(card, 2, "qdioest");
- qib_param_field = kzalloc(QDIO_MAX_BUFFERS_PER_Q,
- GFP_KERNEL);
+ qib_param_field = kzalloc(FIELD_SIZEOF(struct qib, parm), GFP_KERNEL);
if (!qib_param_field) {
rc = -ENOMEM;
goto out_free_nothing;