diff --git a/fs/hfsplus/unicode.c b/fs/hfsplus/unicode.c
index d3a142f4518b..418806c27943 100644
--- a/fs/hfsplus/unicode.c
+++ b/fs/hfsplus/unicode.c
@@ -11,7 +11,6 @@
 
 #include <linux/types.h>
 #include <linux/nls.h>
-
 #include <kunit/visibility.h>
 
 #include "hfsplus_fs.h"
@@ -22,12 +21,18 @@
 static inline u16 case_fold(u16 c)
 {
 	u16 tmp;
-
+	pr_alert("CASE_FOLD: Input c=0x%04x, c>>8=0x%02x (this is array index!)\n", c, c >> 8);
 	tmp = hfsplus_case_fold_table[c >> 8];
-	if (tmp)
+	pr_alert("CASE_FOLD: table[0x%02x]=0x%04x\n", c >> 8, tmp);
+
+	if (tmp) {
+		pr_alert("CASE_FOLD: Second lookup: table[0x%04x + 0x%02x]\n",tmp, c & 0xff);
 		tmp = hfsplus_case_fold_table[tmp + (c & 0xff)];
-	else
+	} else {
 		tmp = c;
+	}
+	pr_alert("CASE_FOLD: Final result=0x%04x\n", tmp);
+
 	return tmp;
 }