Messages in this thread Patch in this message | | | From | cgel.zte@gmail ... | Subject | [PATCH] platform/x86: lg-laptop: replace snprintf in show functions with sysfs_emit | Date | Fri, 22 Oct 2021 09:07:22 +0000 |
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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/platform/x86/lg-laptop.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/platform/x86/lg-laptop.c b/drivers/platform/x86/lg-laptop.c index 7e9351c36389..ae9293024c77 100644 --- a/drivers/platform/x86/lg-laptop.c +++ b/drivers/platform/x86/lg-laptop.c @@ -330,7 +330,7 @@ static ssize_t fan_mode_show(struct device *dev, status = r->integer.value & 0x01; kfree(r); - return snprintf(buffer, PAGE_SIZE, "%d\n", status); + return sysfs_emit(buffer, "%d\n", status); } static ssize_t usb_charge_store(struct device *dev, @@ -372,7 +372,7 @@ static ssize_t usb_charge_show(struct device *dev, kfree(r); - return snprintf(buffer, PAGE_SIZE, "%d\n", status); + return sysfs_emit(buffer, "%d\n", status); } static ssize_t reader_mode_store(struct device *dev, @@ -414,7 +414,7 @@ static ssize_t reader_mode_show(struct device *dev, kfree(r); - return snprintf(buffer, PAGE_SIZE, "%d\n", status); + return sysfs_emit(buffer, "%d\n", status); } static ssize_t fn_lock_store(struct device *dev, @@ -455,7 +455,7 @@ static ssize_t fn_lock_show(struct device *dev, status = !!r->buffer.pointer[0]; kfree(r); - return snprintf(buffer, PAGE_SIZE, "%d\n", status); + return sysfs_emit(buffer, "%d\n", status); } static ssize_t battery_care_limit_store(struct device *dev, @@ -520,7 +520,7 @@ static ssize_t battery_care_limit_show(struct device *dev, if (status != 80 && status != 100) status = 0; - return snprintf(buffer, PAGE_SIZE, "%d\n", status); + return sysfs_emit(buffer, "%d\n", status); } static DEVICE_ATTR_RW(fan_mode); -- 2.25.1
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