diff --git a/module/unicode/u8_textprep.c b/module/unicode/u8_textprep.c
index 1940ee510d2c..49e22c88cde7 100644
--- a/module/unicode/u8_textprep.c
+++ b/module/unicode/u8_textprep.c
@@ -23,6 +23,9 @@
  * Use is subject to license terms.
  */
 
+/*
+ * Copyright 2022 MNX Cloud, Inc.
+ */
 
 
 
@@ -213,10 +216,10 @@ static const int8_t u8_number_of_bytes[0x100] = {
 /*	80  81  82  83  84  85  86  87  88  89  8A  8B  8C  8D  8E  8F  */
 	I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_,
 
-/*  	90  91  92  93  94  95  96  97  98  99  9A  9B  9C  9D  9E  9F  */
+/*	90  91  92  93  94  95  96  97  98  99  9A  9B  9C  9D  9E  9F  */
 	I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_,
 
-/*  	A0  A1  A2  A3  A4  A5  A6  A7  A8  A9  AA  AB  AC  AD  AE  AF  */
+/*	A0  A1  A2  A3  A4  A5  A6  A7  A8  A9  AA  AB  AC  AD  AE  AF  */
 	I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_, I_,
 
 /*	B0  B1  B2  B3  B4  B5  B6  B7  B8  B9  BA  BB  BC  BD  BE  BF  */
@@ -1286,8 +1289,12 @@ do_composition(size_t uv, uchar_t *s, uchar_t *comb_class, uchar_t *start,
 		saved_l = l - disp[last];
 
 		while (p < oslast) {
-			size = u8_number_of_bytes[*p];
-			if (size <= 1 || (p + size) > oslast)
+			int8_t number_of_bytes = u8_number_of_bytes[*p];
+
+			if (number_of_bytes <= 1)
+				break;
+			size = number_of_bytes;
+			if ((p + size) > oslast)
 				break;
 
 			saved_p = p;
@@ -1378,8 +1385,10 @@ do_composition(size_t uv, uchar_t *s, uchar_t *comb_class, uchar_t *start,
  */
 static size_t
 collect_a_seq(size_t uv, uchar_t *u8s, uchar_t **source, uchar_t *slast,
-    boolean_t is_it_toupper, boolean_t is_it_tolower,
-    boolean_t canonical_decomposition, boolean_t compatibility_decomposition,
+    boolean_t is_it_toupper,
+    boolean_t is_it_tolower,
+    boolean_t canonical_decomposition,
+    boolean_t compatibility_decomposition,
     boolean_t canonical_composition,
     int *errnum, u8_normalization_states_t *state)
 {