diff options
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_sysfs.c')
| -rw-r--r-- | drivers/infiniband/hw/qib/qib_sysfs.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c index 905206a0c2d5..568b21eb6ea1 100644 --- a/drivers/infiniband/hw/qib/qib_sysfs.c +++ b/drivers/infiniband/hw/qib/qib_sysfs.c @@ -301,6 +301,9 @@ static ssize_t qib_portattr_show(struct kobject *kobj, struct qib_pportdata *ppd = container_of(kobj, struct qib_pportdata, pport_kobj); + if (!pattr->show) + return -EIO; + return pattr->show(ppd, buf); } @@ -312,6 +315,9 @@ static ssize_t qib_portattr_store(struct kobject *kobj, struct qib_pportdata *ppd = container_of(kobj, struct qib_pportdata, pport_kobj); + if (!pattr->store) + return -EIO; + return pattr->store(ppd, buf, len); } @@ -436,6 +442,7 @@ QIB_DIAGC_ATTR(dmawait); QIB_DIAGC_ATTR(unaligned); QIB_DIAGC_ATTR(rc_dupreq); QIB_DIAGC_ATTR(rc_seqnak); +QIB_DIAGC_ATTR(rc_crwaits); static struct attribute *diagc_default_attributes[] = { &qib_diagc_attr_rc_resends.attr, @@ -453,6 +460,7 @@ static struct attribute *diagc_default_attributes[] = { &qib_diagc_attr_unaligned.attr, &qib_diagc_attr_rc_dupreq.attr, &qib_diagc_attr_rc_seqnak.attr, + &qib_diagc_attr_rc_crwaits.attr, NULL }; |
