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Subject[PATCH] fsi: master: replace snprintf in show functions with sysfs_emit
Date
From: Ye Guojin <ye.guojin@zte.com.cn>

coccicheck complains about the use of snprintf() in sysfs show
functions:
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: Ye Guojin <ye.guojin@zte.com.cn>
---
drivers/fsi/fsi-master-ast-cf.c | 3 +--
drivers/fsi/fsi-master-gpio.c | 3 +--
2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/fsi/fsi-master-ast-cf.c b/drivers/fsi/fsi-master-ast-cf.c
index 24292acdbaf8..1725785128f9 100644
--- a/drivers/fsi/fsi-master-ast-cf.c
+++ b/drivers/fsi/fsi-master-ast-cf.c
@@ -1083,8 +1083,7 @@ static ssize_t external_mode_show(struct device *dev,
{
struct fsi_master_acf *master = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE - 1, "%u\n",
- master->external_mode ? 1 : 0);
+ return sysfs_emit(buf, "%u\n", master->external_mode ? 1 : 0);
}

static ssize_t external_mode_store(struct device *dev,
diff --git a/drivers/fsi/fsi-master-gpio.c b/drivers/fsi/fsi-master-gpio.c
index 7d5f29b4b595..865acb37e0ee 100644
--- a/drivers/fsi/fsi-master-gpio.c
+++ b/drivers/fsi/fsi-master-gpio.c
@@ -718,8 +718,7 @@ static ssize_t external_mode_show(struct device *dev,
{
struct fsi_master_gpio *master = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE - 1, "%u\n",
- master->external_mode ? 1 : 0);
+ return sysfs_emit(buf, "%u\n", master->external_mode ? 1 : 0);
}

static ssize_t external_mode_store(struct device *dev,
--
2.25.1
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