Use sysfs_match_string() helper instead of open coded variant.
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Jason Wang <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
---
drivers/block/virtio_blk.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 553cc4c542b4..0e707b8cce9d 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -541,12 +541,9 @@ virtblk_cache_type_store(struct device *dev, struct
device_attribute *attr,
int i;
BUG_ON(!virtio_has_feature(vblk->vdev, VIRTIO_BLK_F_CONFIG_WCE));
- for (i = ARRAY_SIZE(virtblk_cache_types); --i >= 0; )
- if (sysfs_streq(buf, virtblk_cache_types[i]))
- break;
-
+ i = sysfs_match_string(virtblk_cache_types, buf);
if (i < 0)
- return -EINVAL;
+ return i;
virtio_cwrite8(vdev, offsetof(struct virtio_blk_config, wce), i);
virtblk_update_cache_mode(vdev);
--
2.11.0
_______________________________________________
Virtualization mailing list
[email protected]
https://lists.linuxfoundation.org/mailman/listinfo/virtualization
