selinux: allow per-file labeling for cgroupfs

This patch allows genfscon per-file labeling for cgroupfs. For instance, this allows to label the "release_agent" file within each cgroup mount and limit writes to it. Signed-off-by: Antonio Murdaca <[email protected]> [PM: subject line and merge tweaks] Signed-off-by: Paul Moore <[email protected]>
fracktal · Aug 22, 2017 · 901ef84 · 901ef84
1 parent 5d72801
commit 901ef84
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
@@ -815,7 +815,9 @@ static int selinux_set_mnt_opts(struct super_block *sb,
 	if (!strcmp(sb->s_type->name, "debugfs") ||
 	    !strcmp(sb->s_type->name, "tracefs") ||
 	    !strcmp(sb->s_type->name, "sysfs") ||
-	    !strcmp(sb->s_type->name, "pstore"))
+	    !strcmp(sb->s_type->name, "pstore") ||
+	    !strcmp(sb->s_type->name, "cgroup") ||
+	    !strcmp(sb->s_type->name, "cgroup2"))
 		sbsec->flags |= SE_SBGENFS;
 
 	if (!sbsec->behavior) {