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ptp: replace snprintf with sysfs_emit

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[ Upstream commit e2cf07654efb0fd7bbcb475c6f74be7b5755a8fd ]

coccinelle report:
./drivers/ptp/ptp_sysfs.c:17:8-16:
WARNING: use scnprintf or sprintf
./drivers/ptp/ptp_sysfs.c:390:8-16:
WARNING: use scnprintf or sprintf

Use sysfs_emit instead of scnprintf or sprintf makes more sense.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Yang Guang <yang.guang5@zte.com.cn>
Signed-off-by: David Yang <davidcomponentone@gmail.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Yang Guang 2022-01-27 08:02:36 +08:00 committed by Greg Kroah-Hartman
parent 72d77ddb22
commit 77b750a920
1 changed files with 2 additions and 2 deletions
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4
drivers/ptp/ptp_sysfs.c
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@ -26,7 +26,7 @@ static ssize_t clock_name_show(struct device *dev,
struct device_attribute *attr, char *page) struct device_attribute *attr, char *page)
{ {
struct ptp_clock *ptp = dev_get_drvdata(dev); struct ptp_clock *ptp = dev_get_drvdata(dev);
return snprintf(page, PAGE_SIZE-1, "%s\n", ptp->info->name); return sysfs_emit(page, "%s\n", ptp->info->name);
} }
static DEVICE_ATTR_RO(clock_name); static DEVICE_ATTR_RO(clock_name);
@ -240,7 +240,7 @@ static ssize_t ptp_pin_show(struct device *dev, struct device_attribute *attr,
mutex_unlock(&ptp->pincfg_mux); mutex_unlock(&ptp->pincfg_mux);
return snprintf(page, PAGE_SIZE, "%u %u\n", func, chan); return sysfs_emit(page, "%u %u\n", func, chan);
} }
static ssize_t ptp_pin_store(struct device *dev, struct device_attribute *attr, static ssize_t ptp_pin_store(struct device *dev, struct device_attribute *attr,