linux-kernel - [PATCH 4.14 210/284] scsi: mvsas: Replace snprintf() with sysfs

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Message-Id: <20220418121217.691447364@linuxfoundation.org>
Date:   Mon, 18 Apr 2022 14:13:11 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Zeal Robot <zealci@....com.cn>,
        Yang Guang <yang.guang5@....com.cn>,
        David Yang <davidcomponentone@...il.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.14 210/284] scsi: mvsas: Replace snprintf() with sysfs_emit()

From: Yang Guang <yang.guang5@....com.cn>

[ Upstream commit 0ad3867b0f13e45cfee5a1298bfd40eef096116c ]

coccinelle report:
./drivers/scsi/mvsas/mv_init.c:699:8-16:
WARNING: use scnprintf or sprintf
./drivers/scsi/mvsas/mv_init.c:747:8-16:
WARNING: use scnprintf or sprintf

Use sysfs_emit() instead of scnprintf() or sprintf().

Link: https://lore.kernel.org/r/c1711f7cf251730a8ceb5bdfc313bf85662b3395.1643182948.git.yang.guang5@zte.com.cn
Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Yang Guang <yang.guang5@....com.cn>
Signed-off-by: David Yang <davidcomponentone@...il.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/scsi/mvsas/mv_init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index 718c88de328b..f6070b1fe1d8 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -729,7 +729,7 @@ static ssize_t
 mvs_show_driver_version(struct device *cdev,
 		struct device_attribute *attr,  char *buffer)
 {
-	return snprintf(buffer, PAGE_SIZE, "%s\n", DRV_VERSION);
+	return sysfs_emit(buffer, "%s\n", DRV_VERSION);
 }
 
 static DEVICE_ATTR(driver_version,
@@ -781,7 +781,7 @@ mvs_store_interrupt_coalescing(struct device *cdev,
 static ssize_t mvs_show_interrupt_coalescing(struct device *cdev,
 			struct device_attribute *attr, char *buffer)
 {
-	return snprintf(buffer, PAGE_SIZE, "%d\n", interrupt_coalescing);
+	return sysfs_emit(buffer, "%d\n", interrupt_coalescing);
 }
 
 static DEVICE_ATTR(interrupt_coalescing,
-- 
2.35.1