nvme: simplify nvme_dev_attrs_are_visible
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 3593abf..d70df1d 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2191,23 +2191,16 @@ static struct attribute *nvme_dev_attrs[] = {
NULL
};
-#define CHECK_ATTR(ctrl, a, name) \
- if ((a) == &dev_attr_##name.attr && \
- !(ctrl)->ops->get_##name) \
- return 0
-
static umode_t nvme_dev_attrs_are_visible(struct kobject *kobj,
struct attribute *a, int n)
{
struct device *dev = container_of(kobj, struct device, kobj);
struct nvme_ctrl *ctrl = dev_get_drvdata(dev);
- if (a == &dev_attr_delete_controller.attr) {
- if (!ctrl->ops->delete_ctrl)
- return 0;
- }
-
- CHECK_ATTR(ctrl, a, address);
+ if (a == &dev_attr_delete_controller.attr && !ctrl->ops->delete_ctrl)
+ return 0;
+ if (a == &dev_attr_address.attr && !ctrl->ops->get_address)
+ return 0;
return a->mode;
}
