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From:   "Rafael J. Wysocki" <rjw@rjwysocki.net>
To:     Linux ACPI <linux-acpi@vger.kernel.org>
Cc:     Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
        Zhang Rui <rui.zhang@intel.com>,
        Linux PM <linux-pm@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH v1 2/3] ACPI: thermal: Drop redundant parens from expressions
Date:   Tue, 04 Oct 2022 18:32:08 +0200
Message-ID: <2256715.ElGaqSPkdT@kreacher>
In-Reply-To: <12068304.O9o76ZdvQC@kreacher>
References: <12068304.O9o76ZdvQC@kreacher>
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From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Some expressions in the ACPI thermal driver contain redundant
parentheses.  Drop them.

No functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/acpi/thermal.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Index: linux-pm/drivers/acpi/thermal.c
===================================================================
--- linux-pm.orig/drivers/acpi/thermal.c
+++ linux-pm/drivers/acpi/thermal.c
@@ -326,7 +326,7 @@ static int acpi_thermal_trips_update(str
 
 	/* Passive (optional) */
 	if (((flag & ACPI_TRIPS_PASSIVE) && tz->trips.passive.flags.valid) ||
-	    (flag == ACPI_TRIPS_INIT)) {
+	    flag == ACPI_TRIPS_INIT) {
 		valid = tz->trips.passive.flags.valid;
 		if (psv == -1) {
 			status = AE_SUPPORT;
@@ -399,7 +399,7 @@ static int acpi_thermal_trips_update(str
 		if (act == -1)
 			break; /* disable all active trip points */
 
-		if ((flag == ACPI_TRIPS_INIT) || ((flag & ACPI_TRIPS_ACTIVE) &&
+		if (flag == ACPI_TRIPS_INIT || ((flag & ACPI_TRIPS_ACTIVE) &&
 		    tz->trips.active[i].flags.valid)) {
 			status = acpi_evaluate_integer(tz->device->handle,
 						       name, NULL, &tmp);
@@ -654,8 +654,8 @@ static int thermal_get_trend(struct ther
 	 * tz->temperature has already been updated by generic thermal layer,
 	 * before this callback being invoked
 	 */
-	i = (tz->trips.passive.tc1 * (tz->temperature - tz->last_temperature)) +
-	    (tz->trips.passive.tc2 * (tz->temperature - tz->trips.passive.temperature));
+	i = tz->trips.passive.tc1 * (tz->temperature - tz->last_temperature) +
+	    tz->trips.passive.tc2 * (tz->temperature - tz->trips.passive.temperature);
 
 	if (i > 0)
 		*trend = THERMAL_TREND_RAISING;