From patchwork Mon Jan 30 18:42:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rafael J. Wysocki" X-Patchwork-Id: 648869 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4CA36C636D3 for ; Mon, 30 Jan 2023 18:48:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237447AbjA3SsH (ORCPT ); Mon, 30 Jan 2023 13:48:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237196AbjA3SsF (ORCPT ); Mon, 30 Jan 2023 13:48:05 -0500 Received: from cloudserver094114.home.pl (cloudserver094114.home.pl [79.96.170.134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BAB529157; Mon, 30 Jan 2023 10:48:01 -0800 (PST) Received: from localhost (127.0.0.1) (HELO v370.home.net.pl) by /usr/run/smtp (/usr/run/postfix/private/idea_relay_lmtp) via UNIX with SMTP (IdeaSmtpServer 5.1.0) id 2e3b141596fad6a6; Mon, 30 Jan 2023 19:47:59 +0100 Received: from kreacher.localnet (unknown [213.134.169.112]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by v370.home.net.pl (Postfix) with ESMTPSA id 11B0525258B8; Mon, 30 Jan 2023 19:47:59 +0100 (CET) From: "Rafael J. Wysocki" To: Linux PM Cc: Linux ACPI , LKML , Srinivas Pandruvada , Zhang Rui , Daniel Lezcano Subject: [PATCH v2 1/4] thermal: intel: int340x: Assorted minor cleanups Date: Mon, 30 Jan 2023 19:42:16 +0100 Message-ID: <3220135.44csPzL39Z@kreacher> In-Reply-To: <2133431.irdbgypaU6@kreacher> References: <2133431.irdbgypaU6@kreacher> MIME-Version: 1.0 X-CLIENT-IP: 213.134.169.112 X-CLIENT-HOSTNAME: 213.134.169.112 X-VADE-SPAMSTATE: clean X-VADE-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvhedrudefvddguddulecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfjqffogffrnfdpggftiffpkfenuceurghilhhouhhtmecuudehtdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvvefufffkjghfggfgtgesthfuredttddtjeenucfhrhhomhepfdftrghfrggvlhculfdrucghhihsohgtkhhifdcuoehrjhifsehrjhifhihsohgtkhhirdhnvghtqeenucggtffrrghtthgvrhhnpedvffeuiedtgfdvtddugeeujedtffetteegfeekffdvfedttddtuefhgeefvdejhfenucfkphepvddufedrudefgedrudeiledrudduvdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpedvudefrddufeegrdduieelrdduuddvpdhhvghlohepkhhrvggrtghhvghrrdhlohgtrghlnhgvthdpmhgrihhlfhhrohhmpedftfgrfhgrvghlucflrdcuhgihshhotghkihdfuceorhhjfiesrhhjfiihshhotghkihdrnhgvtheqpdhnsggprhgtphhtthhopeeipdhrtghpthhtoheplhhinhhugidqphhmsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqrggtphhisehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtohepshhrihhnihhvrghsrdhprghnughruhhvrggurgeslhhinhhu gidrihhnthgvlhdrtghomhdprhgtphhtthhopehruhhirdiihhgrnhhgsehinhhtvghlrdgtohhmpdhrtghpthhtohepuggrnhhivghlrdhlvgiitggrnhhosehlihhnrghrohdrohhrgh X-DCC--Metrics: v370.home.net.pl 1024; Body=6 Fuz1=6 Fuz2=6 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Rafael J. Wysocki Improve some inconsistent usage of white space in int340x_thermal_zone.c, fix up one coding style issue in it (missing braces around an else branch of a conditional) and while at it replace a !ACPI_FAILURE() check with an equivalent ACPI_SUCCESS() one. No intentional functional impact. Signed-off-by: Rafael J. Wysocki --- v1 -> v2: * Rebase * Skip trip_cnt update * More white space adjustments --- drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c | 16 ++++------- 1 file changed, 7 insertions(+), 9 deletions(-) Index: linux-pm/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c =================================================================== --- linux-pm.orig/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c +++ linux-pm/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c @@ -30,15 +30,16 @@ static int int340x_thermal_get_zone_temp return conv_temp; *temp = (unsigned long)conv_temp * 10; - } else + } else { /* _TMP returns the temperature in tenths of degrees Kelvin */ *temp = deci_kelvin_to_millicelsius(tmp); + } return 0; } static int int340x_thermal_set_trip_temp(struct thermal_zone_device *zone, - int trip, int temp) + int trip, int temp) { struct int34x_thermal_zone *d = zone->devdata; acpi_status status; @@ -46,7 +47,7 @@ static int int340x_thermal_set_trip_temp snprintf(name, sizeof(name), "PAT%d", trip); status = acpi_execute_simple_method(d->adev->handle, name, - millicelsius_to_deci_kelvin(temp)); + millicelsius_to_deci_kelvin(temp)); if (ACPI_FAILURE(status)) return -EIO; @@ -92,7 +93,6 @@ static int int340x_thermal_read_trips(st } for (i = 0; i < INT340X_THERMAL_MAX_ACT_TRIP_COUNT; i++) { - ret = thermal_acpi_active_trip_temp(zone_adev, i, &zone_trips[trip_cnt].temperature); if (ret) @@ -121,8 +121,7 @@ struct int34x_thermal_zone *int340x_ther acpi_status status; int i, ret; - int34x_thermal_zone = kzalloc(sizeof(*int34x_thermal_zone), - GFP_KERNEL); + int34x_thermal_zone = kzalloc(sizeof(*int34x_thermal_zone), GFP_KERNEL); if (!int34x_thermal_zone) return ERR_PTR(-ENOMEM); @@ -139,7 +138,7 @@ struct int34x_thermal_zone *int340x_ther int34x_thermal_zone->ops->get_temp = get_temp; status = acpi_evaluate_integer(adev->handle, "PATC", NULL, &trip_cnt); - if (!ACPI_FAILURE(status)) { + if (ACPI_SUCCESS(status)) { int34x_thermal_zone->aux_trip_nr = trip_cnt; trip_mask = BIT(trip_cnt) - 1; } @@ -169,8 +168,7 @@ struct int34x_thermal_zone *int340x_ther int34x_thermal_zone->trips = zone_trips; - int34x_thermal_zone->lpat_table = acpi_lpat_get_conversion_table( - adev->handle); + int34x_thermal_zone->lpat_table = acpi_lpat_get_conversion_table(adev->handle); int34x_thermal_zone->zone = thermal_zone_device_register_with_trips( acpi_device_bid(adev), From patchwork Mon Jan 30 18:43:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rafael J. Wysocki" X-Patchwork-Id: 648868 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37E28C636D4 for ; Mon, 30 Jan 2023 18:48:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237510AbjA3SsI (ORCPT ); Mon, 30 Jan 2023 13:48:08 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237184AbjA3SsF (ORCPT ); Mon, 30 Jan 2023 13:48:05 -0500 Received: from cloudserver094114.home.pl (cloudserver094114.home.pl [79.96.170.134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0C51D269C; Mon, 30 Jan 2023 10:47:59 -0800 (PST) Received: from localhost (127.0.0.1) (HELO v370.home.net.pl) by /usr/run/smtp (/usr/run/postfix/private/idea_relay_lmtp) via UNIX with SMTP (IdeaSmtpServer 5.1.0) id 53872a6aedc49286; Mon, 30 Jan 2023 19:47:58 +0100 Received: from kreacher.localnet (unknown [213.134.169.112]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by v370.home.net.pl (Postfix) with ESMTPSA id 728A425258B8; Mon, 30 Jan 2023 19:47:57 +0100 (CET) From: "Rafael J. Wysocki" To: Linux PM Cc: Linux ACPI , LKML , Srinivas Pandruvada , Zhang Rui , Daniel Lezcano Subject: [PATCH v2 2/4] thermal: intel: int340x: Rename variable in int340x_thermal_zone_add() Date: Mon, 30 Jan 2023 19:43:32 +0100 Message-ID: <10219014.nUPlyArG6x@kreacher> In-Reply-To: <2133431.irdbgypaU6@kreacher> References: <2133431.irdbgypaU6@kreacher> MIME-Version: 1.0 X-CLIENT-IP: 213.134.169.112 X-CLIENT-HOSTNAME: 213.134.169.112 X-VADE-SPAMSTATE: clean X-VADE-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvhedrudefvddguddulecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfjqffogffrnfdpggftiffpkfenuceurghilhhouhhtmecuudehtdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvvefufffkjghfggfgtgesthfuredttddtjeenucfhrhhomhepfdftrghfrggvlhculfdrucghhihsohgtkhhifdcuoehrjhifsehrjhifhihsohgtkhhirdhnvghtqeenucggtffrrghtthgvrhhnpedvffeuiedtgfdvtddugeeujedtffetteegfeekffdvfedttddtuefhgeefvdejhfenucfkphepvddufedrudefgedrudeiledrudduvdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpedvudefrddufeegrdduieelrdduuddvpdhhvghlohepkhhrvggrtghhvghrrdhlohgtrghlnhgvthdpmhgrihhlfhhrohhmpedftfgrfhgrvghlucflrdcuhgihshhotghkihdfuceorhhjfiesrhhjfiihshhotghkihdrnhgvtheqpdhnsggprhgtphhtthhopeeipdhrtghpthhtoheplhhinhhugidqphhmsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqrggtphhisehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtohepshhrihhnihhvrghsrdhprghnughruhhvrggurgeslhhinhhu gidrihhnthgvlhdrtghomhdprhgtphhtthhopehruhhirdiihhgrnhhgsehinhhtvghlrdgtohhmpdhrtghpthhtohepuggrnhhivghlrdhlvgiitggrnhhosehlihhnrghrohdrohhrgh X-DCC--Metrics: v370.home.net.pl 1024; Body=6 Fuz1=6 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Rafael J. Wysocki Rename local variables int34x_thermal_zone in int340x_thermal_zone_add() and int340x_thermal_zone_remove() to int34x_zone which allows a number of code lines to be shorter and easier to read and adjust some white space for consistency. No intentional functional impact. Signed-off-by: Rafael J. Wysocki --- v1 -> v2: Rebase --- drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c | 67 +++++------ 1 file changed, 33 insertions(+), 34 deletions(-) Index: linux-pm/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c =================================================================== --- linux-pm.orig/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c +++ linux-pm/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c @@ -113,7 +113,7 @@ static struct thermal_zone_params int340 struct int34x_thermal_zone *int340x_thermal_zone_add(struct acpi_device *adev, int (*get_temp) (struct thermal_zone_device *, int *)) { - struct int34x_thermal_zone *int34x_thermal_zone; + struct int34x_thermal_zone *int34x_zone; struct thermal_trip *zone_trips; unsigned long long trip_cnt = 0; unsigned long long hyst; @@ -121,25 +121,25 @@ struct int34x_thermal_zone *int340x_ther acpi_status status; int i, ret; - int34x_thermal_zone = kzalloc(sizeof(*int34x_thermal_zone), GFP_KERNEL); - if (!int34x_thermal_zone) + int34x_zone = kzalloc(sizeof(*int34x_zone), GFP_KERNEL); + if (!int34x_zone) return ERR_PTR(-ENOMEM); - int34x_thermal_zone->adev = adev; + int34x_zone->adev = adev; - int34x_thermal_zone->ops = kmemdup(&int340x_thermal_zone_ops, - sizeof(int340x_thermal_zone_ops), GFP_KERNEL); - if (!int34x_thermal_zone->ops) { + int34x_zone->ops = kmemdup(&int340x_thermal_zone_ops, + sizeof(int340x_thermal_zone_ops), GFP_KERNEL); + if (!int34x_zone->ops) { ret = -ENOMEM; goto err_ops_alloc; } if (get_temp) - int34x_thermal_zone->ops->get_temp = get_temp; + int34x_zone->ops->get_temp = get_temp; status = acpi_evaluate_integer(adev->handle, "PATC", NULL, &trip_cnt); if (ACPI_SUCCESS(status)) { - int34x_thermal_zone->aux_trip_nr = trip_cnt; + int34x_zone->aux_trip_nr = trip_cnt; trip_mask = BIT(trip_cnt) - 1; } @@ -166,48 +166,47 @@ struct int34x_thermal_zone *int340x_ther for (i = 0; i < trip_cnt; ++i) zone_trips[i].hysteresis = hyst; - int34x_thermal_zone->trips = zone_trips; + int34x_zone->trips = zone_trips; - int34x_thermal_zone->lpat_table = acpi_lpat_get_conversion_table(adev->handle); + int34x_zone->lpat_table = acpi_lpat_get_conversion_table(adev->handle); - int34x_thermal_zone->zone = thermal_zone_device_register_with_trips( - acpi_device_bid(adev), - zone_trips, trip_cnt, - trip_mask, int34x_thermal_zone, - int34x_thermal_zone->ops, - &int340x_thermal_params, - 0, 0); - if (IS_ERR(int34x_thermal_zone->zone)) { - ret = PTR_ERR(int34x_thermal_zone->zone); + int34x_zone->zone = thermal_zone_device_register_with_trips( + acpi_device_bid(adev), + zone_trips, trip_cnt, + trip_mask, int34x_zone, + int34x_zone->ops, + &int340x_thermal_params, + 0, 0); + if (IS_ERR(int34x_zone->zone)) { + ret = PTR_ERR(int34x_zone->zone); goto err_thermal_zone; } - ret = thermal_zone_device_enable(int34x_thermal_zone->zone); + ret = thermal_zone_device_enable(int34x_zone->zone); if (ret) goto err_enable; - return int34x_thermal_zone; + return int34x_zone; err_enable: - thermal_zone_device_unregister(int34x_thermal_zone->zone); + thermal_zone_device_unregister(int34x_zone->zone); err_thermal_zone: - kfree(int34x_thermal_zone->trips); - acpi_lpat_free_conversion_table(int34x_thermal_zone->lpat_table); + kfree(int34x_zone->trips); + acpi_lpat_free_conversion_table(int34x_zone->lpat_table); err_trips_alloc: - kfree(int34x_thermal_zone->ops); + kfree(int34x_zone->ops); err_ops_alloc: - kfree(int34x_thermal_zone); + kfree(int34x_zone); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(int340x_thermal_zone_add); -void int340x_thermal_zone_remove(struct int34x_thermal_zone - *int34x_thermal_zone) +void int340x_thermal_zone_remove(struct int34x_thermal_zone *int34x_zone) { - thermal_zone_device_unregister(int34x_thermal_zone->zone); - acpi_lpat_free_conversion_table(int34x_thermal_zone->lpat_table); - kfree(int34x_thermal_zone->trips); - kfree(int34x_thermal_zone->ops); - kfree(int34x_thermal_zone); + thermal_zone_device_unregister(int34x_zone->zone); + acpi_lpat_free_conversion_table(int34x_zone->lpat_table); + kfree(int34x_zone->trips); + kfree(int34x_zone->ops); + kfree(int34x_zone); } EXPORT_SYMBOL_GPL(int340x_thermal_zone_remove); From patchwork Mon Jan 30 18:47:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rafael J. Wysocki" X-Patchwork-Id: 648870 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C902EC54EAA for ; Mon, 30 Jan 2023 18:48:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237028AbjA3SsE (ORCPT ); Mon, 30 Jan 2023 13:48:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55018 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236090AbjA3SsD (ORCPT ); Mon, 30 Jan 2023 13:48:03 -0500 Received: from cloudserver094114.home.pl (cloudserver094114.home.pl [79.96.170.134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 309961421D; Mon, 30 Jan 2023 10:47:56 -0800 (PST) Received: from localhost (127.0.0.1) (HELO v370.home.net.pl) by /usr/run/smtp (/usr/run/postfix/private/idea_relay_lmtp) via UNIX with SMTP (IdeaSmtpServer 5.1.0) id 8426bca2ecd88b5b; Mon, 30 Jan 2023 19:47:55 +0100 Received: from kreacher.localnet (unknown [213.134.169.112]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by v370.home.net.pl (Postfix) with ESMTPSA id 1C48725258B8; Mon, 30 Jan 2023 19:47:54 +0100 (CET) From: "Rafael J. Wysocki" To: Linux PM Cc: Linux ACPI , LKML , Srinivas Pandruvada , Zhang Rui , Daniel Lezcano Subject: [PATCH v2 4/4] thermal: intel: int340x: Improve int340x_thermal_set_trip_temp() Date: Mon, 30 Jan 2023 19:47:43 +0100 Message-ID: <3719164.kQq0lBPeGt@kreacher> In-Reply-To: <2133431.irdbgypaU6@kreacher> References: <2133431.irdbgypaU6@kreacher> MIME-Version: 1.0 X-CLIENT-IP: 213.134.169.112 X-CLIENT-HOSTNAME: 213.134.169.112 X-VADE-SPAMSTATE: clean X-VADE-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvhedrudefvddguddulecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfjqffogffrnfdpggftiffpkfenuceurghilhhouhhtmecuudehtdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvvefufffkjghfggfgtgesthfuredttddtjeenucfhrhhomhepfdftrghfrggvlhculfdrucghhihsohgtkhhifdcuoehrjhifsehrjhifhihsohgtkhhirdhnvghtqeenucggtffrrghtthgvrhhnpedvffeuiedtgfdvtddugeeujedtffetteegfeekffdvfedttddtuefhgeefvdejhfenucfkphepvddufedrudefgedrudeiledrudduvdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpedvudefrddufeegrdduieelrdduuddvpdhhvghlohepkhhrvggrtghhvghrrdhlohgtrghlnhgvthdpmhgrihhlfhhrohhmpedftfgrfhgrvghlucflrdcuhgihshhotghkihdfuceorhhjfiesrhhjfiihshhotghkihdrnhgvtheqpdhnsggprhgtphhtthhopeeipdhrtghpthhtoheplhhinhhugidqphhmsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqrggtphhisehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtohepshhrihhnihhvrghsrdhprghnughruhhvrggurgeslhhinhhu gidrihhnthgvlhdrtghomhdprhgtphhtthhopehruhhirdiihhgrnhhgsehinhhtvghlrdgtohhmpdhrtghpthhtohepuggrnhhivghlrdhlvgiitggrnhhosehlihhnrghrohdrohhrgh X-DCC--Metrics: v370.home.net.pl 1024; Body=6 Fuz1=6 Fuz2=6 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Rafael J. Wysocki Instead of using snprintf() to populate the ACPI object name in int340x_thermal_set_trip_temp(), use an appropriate initializer and make the function fail if its trip argument is greater than 9, because ACPI object names can only be 4 characters long and it does not make sense to even try to evaluate objects with longer names (that argument is guaranteed to be non-negative, because it comes from the thermal code that will not pass negative trip numbers to zone callbacks). Signed-off-by: Rafael J. Wysocki Acked-by: Daniel Lezcano --- v1 -> v2: New patch in v2 --- drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) Index: linux-pm/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c =================================================================== --- linux-pm.orig/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c +++ linux-pm/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c @@ -42,10 +42,12 @@ static int int340x_thermal_set_trip_temp int trip, int temp) { struct int34x_thermal_zone *d = zone->devdata; + char name[] = {'P', 'A', 'T', '0' + trip, '\0'}; acpi_status status; - char name[10]; - snprintf(name, sizeof(name), "PAT%d", trip); + if (trip > 9) + return -EINVAL; + status = acpi_execute_simple_method(d->adev->handle, name, millicelsius_to_deci_kelvin(temp)); if (ACPI_FAILURE(status))