* [PATCH v1 1/1] docs: filesystems: sysfs: Make text and code for ->show() consistent
@ 2022-09-28 13:57 Andy Shevchenko
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From: Andy Shevchenko @ 2022-09-28 13:57 UTC (permalink / raw)
To: Andy Shevchenko, linux-doc, linux-kernel
Cc: Jonathan Corbet, Greg Kroah-Hartman
The documentation says that ->show() should only use sysfs_emit() or
sysfs_emit_at(), but example keeps outdated code. Update the code to
be consistent.
Fixes: 2efc459d06f1 ("sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
Documentation/filesystems/sysfs.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/filesystems/sysfs.rst b/Documentation/filesystems/sysfs.rst
index 004d490179f3..8bba676b1365 100644
--- a/Documentation/filesystems/sysfs.rst
+++ b/Documentation/filesystems/sysfs.rst
@@ -263,7 +263,7 @@ A very simple (and naive) implementation of a device attribute is::
static ssize_t show_name(struct device *dev, struct device_attribute *attr,
char *buf)
{
- return scnprintf(buf, PAGE_SIZE, "%s\n", dev->name);
+ return sysfs_emit(buf, "%s\n", dev->name);
}
static ssize_t store_name(struct device *dev, struct device_attribute *attr,
--
2.35.1
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2022-09-28 13:57 [PATCH v1 1/1] docs: filesystems: sysfs: Make text and code for ->show() consistent Andy Shevchenko
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