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-rw-r--r--drivers/block/virtio_blk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 20f230bfe5b3..bcb02e4a0809 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -704,7 +704,7 @@ cache_type_show(struct device *dev, struct device_attribute *attr, char *buf)
u8 writeback = virtblk_get_cache_mode(vblk->vdev);
BUG_ON(writeback >= ARRAY_SIZE(virtblk_cache_types));
- return snprintf(buf, 40, "%s\n", virtblk_cache_types[writeback]);
+ return sysfs_emit(buf, "%s\n", virtblk_cache_types[writeback]);
}
static DEVICE_ATTR_RW(cache_type);