diff --git a/fs/erofs/erofs_fs.h b/fs/erofs/erofs_fs.h
index 59dcc2e8cb02fca8868e729bd7eeafc95186deb1..87d7ae82339a430f3d2bc109d71d0c3fbe54c0ee 100644
--- a/fs/erofs/erofs_fs.h
+++ b/fs/erofs/erofs_fs.h
@@ -62,9 +62,8 @@ enum {
 
 static inline bool erofs_inode_is_data_compressed(unsigned int datamode)
 {
-	if (datamode == EROFS_INODE_FLAT_COMPRESSION)
-		return true;
-	return datamode == EROFS_INODE_FLAT_COMPRESSION_LEGACY;
+	return datamode == EROFS_INODE_FLAT_COMPRESSION ||
+		datamode == EROFS_INODE_FLAT_COMPRESSION_LEGACY;
 }
 
 /* bit definitions of inode i_advise */