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authorAndy Shevchenko2022-09-28 16:57:41 +0300
committerGreg Kroah-Hartman2022-09-30 14:53:13 +0200
commitfda8c908bc2d523c0770ded667dcdad29c06ff52 (patch)
tree8665795e12512ae02e48442f4dff6570bacf599a /Documentation/filesystems
parent1da40c2667388dd70306bfd3d4dcb49fd20b50a9 (diff)
docs: filesystems: sysfs: Make text and code for ->show() consistent
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show() should only use sysfs_emit() or sysfs_emit_at(), but example keeps outdated code.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. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20220928135741.54919-1-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/sysfs.rst2
1 files changed, 1 insertions, 1 deletions
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,