net: sched: pie: fix coding style issues

net: sched: pie: fix coding style issues

Fix 5 warnings and 14 checks issued by checkpatch.pl:

CHECK: Logical continuations should be on the previous line
+	if ((q->vars.qdelay < q->params.target / 2)
+	    && (q->vars.prob < MAX_PROB / 5))

WARNING: line over 80 characters
+		q->params.tupdate = usecs_to_jiffies(nla_get_u32(tb[TCA_PIE_TUPDATE]));

CHECK: Blank lines aren't necessary after an open brace '{'
+{
+

CHECK: braces {} should be used on all arms of this statement
+			if (qlen < QUEUE_THRESHOLD)
[...]
+			else {
[...]

CHECK: Unbalanced braces around else statement
+			else {

CHECK: No space is necessary after a cast
+	if (delta > (s32) (MAX_PROB / (100 / 2)) &&

CHECK: Unnecessary parentheses around 'qdelay == 0'
+	if ((qdelay == 0) && (qdelay_old == 0) && update_prob)

CHECK: Unnecessary parentheses around 'qdelay_old == 0'
+	if ((qdelay == 0) && (qdelay_old == 0) && update_prob)

CHECK: Unnecessary parentheses around 'q->vars.prob == 0'
+	if ((q->vars.qdelay < q->params.target / 2) &&
+	    (q->vars.qdelay_old < q->params.target / 2) &&
+	    (q->vars.prob == 0) &&
+	    (q->vars.avg_dq_rate > 0))

CHECK: Unnecessary parentheses around 'q->vars.avg_dq_rate > 0'
+	if ((q->vars.qdelay < q->params.target / 2) &&
+	    (q->vars.qdelay_old < q->params.target / 2) &&
+	    (q->vars.prob == 0) &&
+	    (q->vars.avg_dq_rate > 0))

CHECK: Blank lines aren't necessary before a close brace '}'
+
+}

CHECK: Comparison to NULL could be written "!opts"
+	if (opts == NULL)

CHECK: No space is necessary after a cast
+			((u32) PSCHED_TICKS2NS(q->params.target)) /

WARNING: line over 80 characters
+	    nla_put_u32(skb, TCA_PIE_TUPDATE, jiffies_to_usecs(q->params.tupdate)) ||

CHECK: Blank lines aren't necessary before a close brace '}'
+
+}

CHECK: No space is necessary after a cast
+		.delay		= ((u32) PSCHED_TICKS2NS(q->vars.qdelay)) /

WARNING: Missing a blank line after declarations
+	struct sk_buff *skb;
+	skb = qdisc_dequeue_head(sch);

WARNING: Missing a blank line after declarations
+	struct pie_sched_data *q = qdisc_priv(sch);
+	qdisc_reset_queue(sch);

WARNING: Missing a blank line after declarations
+	struct pie_sched_data *q = qdisc_priv(sch);
+	q->params.tupdate = 0;

Signed-off-by: Leslie Monis <lesliemonis@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>