Commit 1f23f121 authored by Vivek Goyal's avatar Vivek Goyal Committed by Tejun Heo

cfq-iosched: Get rid of unnecessary local variable

Use of local varibale "n" seems to be unnecessary. Remove it. This brings
it inline with function __cfq_group_st_add(), which is also doing the
similar operation of adding a group to a rb tree.

No functionality change here.
Signed-off-by: default avatarVivek Goyal <vgoyal@redhat.com>
Acked-by: default avatarJeff Moyer <jmoyer@redhat.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 6d816ec7
......@@ -1658,8 +1658,6 @@ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq,
cfqq->service_tree = st;
p = &st->rb.rb_node;
while (*p) {
struct rb_node **n;
parent = *p;
__cfqq = rb_entry(parent, struct cfq_queue, rb_node);
......@@ -1667,13 +1665,11 @@ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq,
* sort by key, that represents service time.
*/
if (time_before(rb_key, __cfqq->rb_key))
n = &(*p)->rb_left;
p = &parent->rb_left;
else {
n = &(*p)->rb_right;
p = &parent->rb_right;
left = 0;
}
p = n;
}
if (left)
......
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