From 7cd10cbc677e5b800bab04b0c7c9a8662359b6c3 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Nov 19 2016 22:17:15 +0000
Subject: pe_impl_strlen_ansi(): code maintenance.


---

diff --git a/src/internal/pe_impl.c b/src/internal/pe_impl.c
index c586b63..3edbe16 100644
--- a/src/internal/pe_impl.c
+++ b/src/internal/pe_impl.c
@@ -10,18 +10,17 @@
 
 int32_t pe_impl_strlen_ansi(const char * str)
 {
-	char * ch;
-	char * upper_bound;
+	const char * ch;
+	const char * upper_bound;
 
-	/* sanity check */
-	upper_bound = (char *)str + PE_STR_MAX_SYMBOL_LEN_ALLOWED;
+	upper_bound = str + PE_STR_MAX_SYMBOL_LEN_ALLOWED;
 
-	for (ch = (char *)str; (ch < upper_bound) && (*ch); ch++);
+	for (ch=str; *ch && ch<upper_bound; )
+		ch++;
 
-	if (ch < upper_bound)
-		return (uint32_t)(ch - str);
-	else
-		return -1;
+	return (ch < upper_bound)
+		? ch - str
+		: -1;
 }