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-rw-r--r--fs/ext2/xattr_security.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/ext2/xattr_security.c b/fs/ext2/xattr_security.c
index 6a6c59fbe599..a26612798471 100644
--- a/fs/ext2/xattr_security.c
+++ b/fs/ext2/xattr_security.c
@@ -8,6 +8,7 @@
#include <linux/fs.h>
#include <linux/smp_lock.h>
#include <linux/ext2_fs.h>
+#include <linux/security.h>
#include "xattr.h"
static size_t
@@ -45,6 +46,27 @@ ext2_xattr_security_set(struct inode *inode, const char *name,
value, size, flags);
}
+int
+ext2_init_security(struct inode *inode, struct inode *dir)
+{
+ int err;
+ size_t len;
+ void *value;
+ char *name;
+
+ err = security_inode_init_security(inode, dir, &name, &value, &len);
+ if (err) {
+ if (err == -EOPNOTSUPP)
+ return 0;
+ return err;
+ }
+ err = ext2_xattr_set(inode, EXT2_XATTR_INDEX_SECURITY,
+ name, value, len, 0);
+ kfree(name);
+ kfree(value);
+ return err;
+}
+
struct xattr_handler ext2_xattr_security_handler = {
.prefix = XATTR_SECURITY_PREFIX,
.list = ext2_xattr_security_list,