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path: root/drivers/block/cfq-iosched.c
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Diffstat (limited to 'drivers/block/cfq-iosched.c')
-rw-r--r--drivers/block/cfq-iosched.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/cfq-iosched.c b/drivers/block/cfq-iosched.c
index 2210bacad56a..3ac47dde64da 100644
--- a/drivers/block/cfq-iosched.c
+++ b/drivers/block/cfq-iosched.c
@@ -1775,7 +1775,7 @@ cfq_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
struct cfq_fs_entry *entry = to_cfq(attr);
if (!entry->show)
- return 0;
+ return -EIO;
return entry->show(e->elevator_data, page);
}
@@ -1788,7 +1788,7 @@ cfq_attr_store(struct kobject *kobj, struct attribute *attr,
struct cfq_fs_entry *entry = to_cfq(attr);
if (!entry->store)
- return -EINVAL;
+ return -EIO;
return entry->store(e->elevator_data, page, length);
}