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authorBo Liu <[email protected]>2023-01-29 03:41:17 -0500
committerAlex Williamson <[email protected]>2023-01-30 12:16:13 -0700
commit038ef0a4765e78c1f08bace52a3f8238b9517b9c (patch)
tree439e7da18abc00a394fcba0535c9e3a39557bc58
parentde858a05c9d8cecfb294d3cb89e491a36b8688fd (diff)
vfio/mdev: Use sysfs_emit() to instead of sprintf()
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 <[email protected]> Reviewed-by: Jason Gunthorpe <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Alex Williamson <[email protected]>
-rw-r--r--drivers/vfio/mdev/mdev_sysfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/vfio/mdev/mdev_sysfs.c b/drivers/vfio/mdev/mdev_sysfs.c
index abe3359dd477..e4490639d383 100644
--- a/drivers/vfio/mdev/mdev_sysfs.c
+++ b/drivers/vfio/mdev/mdev_sysfs.c
@@ -96,7 +96,7 @@ static MDEV_TYPE_ATTR_RO(device_api);
static ssize_t name_show(struct mdev_type *mtype,
struct mdev_type_attribute *attr, char *buf)
{
- return sprintf(buf, "%s\n",
+ return sysfs_emit(buf, "%s\n",
mtype->pretty_name ? mtype->pretty_name : mtype->sysfs_name);
}