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-rw-r--r--security/device_cgroup.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 9134dbf70d3e..7dbac4061b1c 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -767,27 +767,27 @@ static int devcgroup_update_access(struct dev_cgroup *devcgroup,
return rc;
}
-static int devcgroup_access_write(struct cgroup_subsys_state *css,
- struct cftype *cft, char *buffer)
+static ssize_t devcgroup_access_write(struct kernfs_open_file *of,
+ char *buf, size_t nbytes, loff_t off)
{
int retval;
mutex_lock(&devcgroup_mutex);
- retval = devcgroup_update_access(css_to_devcgroup(css),
- cft->private, buffer);
+ retval = devcgroup_update_access(css_to_devcgroup(of_css(of)),
+ of_cft(of)->private, strstrip(buf));
mutex_unlock(&devcgroup_mutex);
- return retval;
+ return retval ?: nbytes;
}
static struct cftype dev_cgroup_files[] = {
{
.name = "allow",
- .write_string = devcgroup_access_write,
+ .write = devcgroup_access_write,
.private = DEVCG_ALLOW,
},
{
.name = "deny",
- .write_string = devcgroup_access_write,
+ .write = devcgroup_access_write,
.private = DEVCG_DENY,
},
{