From a7d30cb75b0b3b243f57fd8dab4992a6a40f917e Mon Sep 17 00:00:00 2001 From: chen zhang Date: Wed, 23 Oct 2024 09:29:05 +0800 Subject: [PATCH] platform/x86: eeepc-laptop: use sysfs_emit() instead of sprintf() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Follow the advice in Documentation/filesystems/sysfs.rst: show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space. Signed-off-by: chen zhang Link: https://lore.kernel.org/r/20241023012905.15551-1-chenzhang@kylinos.cn Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/platform/x86/eeepc-laptop.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 03319a80e114..f52fbc4924d4 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -285,7 +286,7 @@ static ssize_t show_sys_acpi(struct device *dev, int cm, char *buf) if (value < 0) return -EIO; - return sprintf(buf, "%d\n", value); + return sysfs_emit(buf, "%d\n", value); } #define EEEPC_ACPI_SHOW_FUNC(_name, _cm) \ @@ -361,7 +362,7 @@ static ssize_t cpufv_show(struct device *dev, if (get_cpufv(eeepc, &c)) return -ENODEV; - return sprintf(buf, "%#x\n", (c.num << 8) | c.cur); + return sysfs_emit(buf, "%#x\n", (c.num << 8) | c.cur); } static ssize_t cpufv_store(struct device *dev, @@ -393,7 +394,7 @@ static ssize_t cpufv_disabled_show(struct device *dev, { struct eeepc_laptop *eeepc = dev_get_drvdata(dev); - return sprintf(buf, "%d\n", eeepc->cpufv_disabled); + return sysfs_emit(buf, "%d\n", eeepc->cpufv_disabled); } static ssize_t cpufv_disabled_store(struct device *dev, @@ -1025,7 +1026,7 @@ static ssize_t store_sys_hwmon(void (*set)(int), const char *buf, size_t count) static ssize_t show_sys_hwmon(int (*get)(void), char *buf) { - return sprintf(buf, "%d\n", get()); + return sysfs_emit(buf, "%d\n", get()); } #define EEEPC_SENSOR_SHOW_FUNC(_name, _get) \