[PATCH] bus: fsl-mc: convert sysfs snprintf and sprintf to sysfs_emit

From: Bo Liu
Date: Wed Feb 01 2023 - 03:13:43 EST


Follow the advice of the Documentation/filesystems/sysfs.rst
and show() should only use sysfs_emit() or sysfs_emit_at()
when formatting the value to be returned to user space.

Signed-off-by: Bo Liu <liubo03@xxxxxxxxxx>
---
drivers/bus/fsl-mc/fsl-mc-bus.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index 36cb091a33b4..94facaedf0b5 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -174,7 +174,7 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
{
struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev);

- return sprintf(buf, "fsl-mc:v%08Xd%s\n", mc_dev->obj_desc.vendor,
+ return sysfs_emit(buf, "fsl-mc:v%08Xd%s\n", mc_dev->obj_desc.vendor,
mc_dev->obj_desc.type);
}
static DEVICE_ATTR_RO(modalias);
@@ -201,7 +201,7 @@ static ssize_t driver_override_show(struct device *dev,
{
struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev);

- return snprintf(buf, PAGE_SIZE, "%s\n", mc_dev->driver_override);
+ return sysfs_emit(buf, "%s\n", mc_dev->driver_override);
}
static DEVICE_ATTR_RW(driver_override);

--
2.27.0