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From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: [PATCH] coccinelle: misc: fix minmax.cocci warnings
Date: Thu, 24 Feb 2022 13:49:49 +0800	[thread overview]
Message-ID: <20220224054949.GA22404@84a688b9b738> (raw)
In-Reply-To: <202202241330.RWDVbpDh-lkp@intel.com>

[-- Attachment #1: Type: text/plain, Size: 1483 bytes --]

CC: kbuild-all(a)lists.01.org
BCC: lkp(a)intel.com
CC: linux-kernel(a)vger.kernel.org
TO: Denis Efremov <efremov@linux.com>
CC: Julia Lawall <Julia.Lawall@inria.fr>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: linux-kernel(a)vger.kernel.org

From: kernel test robot <lkp@intel.com>

kernel/time/clockevents.c:75:12-13: WARNING opportunity for max()


 Check for opencoded min(), max() implementations.
 Generated patches sometimes require adding a cast to fix compile warning.
 Warnings/patches scope intentionally limited to a function body.

Generated by: scripts/coccinelle/misc/minmax.cocci

CC: Denis Efremov <efremov@linux.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   23d04328444a8fa0ca060c5e532220dac8e8bc26
commit: 5f66f73b9ff4dcabd4e2405ba9c32e80e02f9408 coccinelle: misc: add minmax script
:::::: branch date: 10 hours ago
:::::: commit date: 10 months ago

Please take the patch only if it's a positive warning. Thanks!

 kernel/time/clockevents.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -72,7 +72,7 @@ static u64 cev_delta2ns(unsigned long la
 	do_div(clc, evt->mult);
 
 	/* Deltas less than 1usec are pointless noise */
-	return clc > 1000 ? clc : 1000;
+	return max(clc, 1000);
 }
 
 /**

  reply	other threads:[~2022-02-24  5:49 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-24  5:56 kernel/irq/affinity.c:399:12-13: WARNING opportunity for min() kernel test robot
2022-02-24  5:49 ` kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2022-04-28 15:23 drivers/dma/sprd-dma.c:685:23-24: WARNING opportunity for max() kernel test robot
2022-04-28 15:17 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-26  9:52 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-04-26  9:44 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-23 22:58 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-04-23 22:54 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-23 11:53 arch/powerpc/kernel/sysfs.c:456:36-37: WARNING opportunity for max() kernel test robot
2022-04-23 11:44 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-21 23:47 net/rxrpc/input.c:870:38-39: WARNING opportunity for min() kernel test robot
2022-04-21 23:40 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-21 10:13 drivers/spi/spi-fsl-lpspi.c:446:12-14: WARNING opportunity for min() kernel test robot
2022-04-21 10:04 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-16 17:52 drivers/tty/goldfish.c:95:12-13: WARNING opportunity for min() kernel test robot
2022-04-16 17:49 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-15 16:02 drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c:348:85-86: WARNING opportunity for max() kernel test robot
2022-04-15 15:58 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-06  9:00 drivers/net/wireless/ath/ath9k/ar9003_phy.c:1829:19-21: WARNING opportunity for min() kernel test robot
2022-04-06  8:52 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-04-02  5:38 sound/pci/hda/hda_codec.c:337:19-20: WARNING opportunity for min() kernel test robot
2022-04-02  5:28 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-31  8:33 drivers/input/joystick/adi.c:395:13-14: WARNING opportunity for min() kernel test robot
2022-03-31  8:30 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-31  1:56 drivers/tty/goldfish.c:95:12-13: WARNING opportunity for min() kernel test robot
2022-03-31  1:54 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-28 12:05 sound/core/seq/seq_ports.c:142:12-14: WARNING opportunity for max() kernel test robot
2022-03-28 12:03 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-25  2:13 sound/core/pcm_lib.c:77:35-36: WARNING opportunity for max() kernel test robot
2022-03-25  2:04 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-21 12:01 arch/mips/sibyte/common/sb_tbprof.c:462:19-20: WARNING opportunity for min() kernel test robot
2022-03-21 11:54 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-20  4:32 drivers/scsi/cxlflash/vlun.c:448:30-31: WARNING opportunity for min() kernel test robot
2022-03-20  4:31 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-20  4:01 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-03-20  3:57 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-18  8:16 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-03-18  8:10 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-16 16:54 drivers/usb/storage/realtek_cr.c:264:20-21: WARNING opportunity for min() kernel test robot
2022-03-16 16:51 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-15  9:07 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-03-15  9:06 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-13  0:39 sound/pci/hda/hda_codec.c:337:19-20: WARNING opportunity for min() kernel test robot
2022-03-13  0:37 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-12  8:34 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-03-12  8:27 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-03-10  1:59 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-03-10  1:58 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-27 19:50 drivers/staging/most/video/video.c:176:22-23: WARNING opportunity for min() kernel test robot
2022-02-27 19:44 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-26 12:02 drivers/w1/slaves/w1_therm.c:1452:18-19: WARNING opportunity for max() kernel test robot
2022-02-26 11:57 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-24 21:43 drivers/tty/goldfish.c:95:12-13: WARNING opportunity for min() kernel test robot
2022-02-24 21:33 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-24  6:58 drivers/dma/dmatest.c:1033:23-24: WARNING opportunity for max() kernel test robot
2022-02-24  6:55 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-23 13:09 kernel/irq/affinity.c:399:12-13: WARNING opportunity for min() kernel test robot
2022-02-23 13:07 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-22 19:56 drivers/gpu/drm/drm_bufs.c:740:33-34: WARNING opportunity for max() kernel test robot
2022-02-22 19:51 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-22 19:51 ` kernel test robot
2022-02-16 16:21 drivers/thunderbolt/property.c:501:12-13: WARNING opportunity for min() kernel test robot
2022-02-16 16:13 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-16 13:26 drivers/acpi/device_pm.c:661:15-16: WARNING opportunity for max() kernel test robot
2022-02-16 13:22 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-15  7:36 drivers/usb/host/xhci-mem.c:436:27-28: WARNING opportunity for max() kernel test robot
2022-02-15  7:32 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-14  3:48 drivers/usb/host/xhci-mem.c:436:27-28: WARNING opportunity for max() kernel test robot
2022-02-14  3:45 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-13  6:36 sound/core/pcm_lib.c:77:35-36: WARNING opportunity for max() kernel test robot
2022-02-13  6:26 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-12 10:39 drivers/video/fbdev/core/fbcon.c:605:16-17: WARNING opportunity for min() kernel test robot
2022-02-12 10:04 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-12  2:49 drivers/spi/spi-dw-dma.c:85:26-27: WARNING opportunity for max() kernel test robot
2022-02-12  2:43 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-12  2:29 drivers/usb/host/xhci-mem.c:436:27-28: WARNING opportunity for max() kernel test robot
2022-02-12  2:27 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-11 17:59 drivers/net/ethernet/smsc/smc911x.c:483:20-22: WARNING opportunity for min() kernel test robot
2022-02-11 17:58 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-10  1:21 sound/pci/hda/hda_codec.c:337:19-20: WARNING opportunity for min() kernel test robot
2022-02-10  1:20 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-10  0:10 drivers/md/dm-raid.c:3218:44-45: WARNING opportunity for min() kernel test robot
2022-02-10  0:05 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-09  4:09 drivers/usb/host/xhci-mem.c:436:27-28: WARNING opportunity for max() kernel test robot
2022-02-09  4:07 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2022-02-08 21:58 arch/powerpc/kernel/sysfs.c:456:36-37: WARNING opportunity for max() kernel test robot
2022-02-08 21:54 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-05-22 17:05 [jlawall:for-5.14 1/8] fs/notify/inotify/inotify_user.c:384:12-13: WARNING opportunity for min() kernel test robot
2021-05-22 17:05 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-05-02  1:01 [jlawall:for-5.12 1/6] drivers/scsi/hpsa.c:2668:28-29: WARNING opportunity for min() kernel test robot
2021-05-02  1:01 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-05-02  1:01 ` kernel test robot
2021-05-01 23:01 [jlawall:for-5.12 1/6] drivers/scsi/advansys.c:7734:45-46: WARNING opportunity for min() kernel test robot
2021-05-01 23:01 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-04-29 18:06 [jlawall:for-5.12 1/5] arch/arm64/kernel/cpufeature.c:705:12-13: WARNING opportunity for max() kernel test robot
2021-04-29 18:06 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-04-24  1:50 [jlawall:for-5.12 1/5] drivers/gpu/drm/bridge/analogix/analogix_dp_core.c:186:12-13: WARNING opportunity for min() kernel test robot
2021-04-24  1:50 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-04-24  1:32 [jlawall:for-5.12 1/5] drivers/ata/libata-scsi.c:3594:10-11: WARNING opportunity for min() kernel test robot
2021-04-24  1:32 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-04-06 13:17 [jlawall:for-5.12 1/4] fs/notify/inotify/inotify_user.c:385:12-13: WARNING opportunity for min() kernel test robot
2021-04-06 13:17 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot
2021-03-26 18:37 [jlawall:for-5.12 1/3] net/ipv6/sit.c:328:19-20: WARNING opportunity for min() kernel test robot
2021-03-26 18:37 ` [PATCH] coccinelle: misc: fix minmax.cocci warnings kernel test robot

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