ext4: switch to fscrypt_prepare_setattr()

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 8cee0b4..d130d6e 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5102,6 +5102,10 @@
 	if (error)
 		return error;
 
+	error = fscrypt_prepare_setattr(dentry, attr);
+	if (error)
+		return error;
+
 	if (is_quota_modification(inode, attr)) {
 		error = dquot_initialize(inode);
 		if (error)