diff --git a/fs/ext4/crypto_policy.c b/fs/ext4/crypto_policy.c
index 81980a15..a1d434d 100644
--- a/fs/ext4/crypto_policy.c
+++ b/fs/ext4/crypto_policy.c
@@ -93,6 +93,8 @@
 		return -EINVAL;
 
 	if (!ext4_inode_has_encryption_context(inode)) {
+		if (!S_ISDIR(inode->i_mode))
+			return -EINVAL;
 		if (!ext4_empty_dir(inode))
 			return -ENOTEMPTY;
 		return ext4_create_encryption_context_from_policy(inode,