diff options
| author | Jiayi Li <lijiayi@kylinos.cn> | 2024-10-23 16:54:29 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-10-29 04:33:49 +0100 |
| commit | c67e9601e29a636a14626707a7b2e5832ba71a75 (patch) | |
| tree | 3acd54834fc87cc2dcadf5c842e89b233e275a33 /drivers/usb/core/ledtrig-usbport.c | |
| parent | 33a0302455d664f18a4a65fd5a9997c0cef6bd39 (diff) | |
usb: core: use sysfs_emit() instead of sprintf()
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: Jiayi Li <lijiayi@kylinos.cn>
Link: https://lore.kernel.org/r/20241023085429.2865488-1-lijiayi@kylinos.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/core/ledtrig-usbport.c')
| -rw-r--r-- | drivers/usb/core/ledtrig-usbport.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/core/ledtrig-usbport.c b/drivers/usb/core/ledtrig-usbport.c index 85c999f71ad7..5e3c515991f3 100644 --- a/drivers/usb/core/ledtrig-usbport.c +++ b/drivers/usb/core/ledtrig-usbport.c @@ -10,6 +10,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/slab.h> +#include <linux/sysfs.h> #include <linux/usb.h> #include <linux/usb/of.h> @@ -87,7 +88,7 @@ static ssize_t usbport_trig_port_show(struct device *dev, struct usbport_trig_port, attr); - return sprintf(buf, "%d\n", port->observed) + 1; + return sysfs_emit(buf, "%d\n", port->observed) + 1; } static ssize_t usbport_trig_port_store(struct device *dev, |