firmware: stratix10-rsu: replace scnprintf() with sysfs_emit() in *_show() functions

Replace scnprintf() with sysfs_emit() in sysfs *_show() functions
in stratix10-rsu.c to follow the kernel's guidelines from
Documentation/filesystems/sysfs.rst.

This improves consistency, safety, and makes the code easier to
maintain and update in the future.

Signed-off-by: Rahul Kumar <rk0006818@gmail.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>

diff --git a/drivers/firmware/stratix10-rsu.c b/drivers/firmware/stratix10-rsu.c
index 53b67b242cf0afa4102340aa099cef66b642effa..41da07c445a6f64f86ccb446e8dc32a13eccdd7c 100644 (file)
--- a/drivers/firmware/stratix10-rsu.c
+++ b/drivers/firmware/stratix10-rsu.c
@@ -478,8 +478,7 @@ static ssize_t max_retry_show(struct device *dev,
        if (!priv)
                return -ENODEV;
 
-       return scnprintf(buf, sizeof(priv->max_retry),
-                        "0x%08x\n", priv->max_retry);
+       return sysfs_emit(buf, "0x%08x\n", priv->max_retry);
 }
 
 static ssize_t dcmf0_show(struct device *dev,
@@ -649,7 +648,7 @@ static ssize_t spt0_address_show(struct device *dev,
        if (priv->spt0_address == INVALID_SPT_ADDRESS)
                return -EIO;
 
-       return scnprintf(buf, PAGE_SIZE, "0x%08lx\n", priv->spt0_address);
+       return sysfs_emit(buf, "0x%08lx\n", priv->spt0_address);
 }
 
 static ssize_t spt1_address_show(struct device *dev,
@@ -663,7 +662,7 @@ static ssize_t spt1_address_show(struct device *dev,
        if (priv->spt1_address == INVALID_SPT_ADDRESS)
                return -EIO;
 
-       return scnprintf(buf, PAGE_SIZE, "0x%08lx\n", priv->spt1_address);
+       return sysfs_emit(buf, "0x%08lx\n", priv->spt1_address);
 }
 
 static DEVICE_ATTR_RO(current_image);