From 4954d47ab01624855fdf4bcf0a86fb86f6381638 Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer
Date: Wed, 18 Jun 2008 08:32:25 +0000
Subject: - fixes from Tito

---
 libbb/strrstr.c | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

(limited to 'libbb')

diff --git a/libbb/strrstr.c b/libbb/strrstr.c
index 5a26859..126fed7 100644
--- a/libbb/strrstr.c
+++ b/libbb/strrstr.c
@@ -13,19 +13,16 @@
  * The strrstr() function finds the last occurrence of the substring needle
  * in the string haystack. The terminating nul characters are not compared.
  */
-char* strrstr(const char *haystack, const char *needle)
+char *strrstr(const char *haystack, const char *needle)
 {
 	char *r = NULL;
-
-	if (!needle[0])
-			return r;
-	while (1) {
-			char *p = strstr(haystack, needle);
-			if (!p)
-					return r;
+	
+	do {
+		char *p = strstr(haystack, needle);
+		if (p)
 			r = p;
-			haystack = p + 1;
-	}
+	} while (*haystack++);
+	return r;
 }
 
 #ifdef __DO_STRRSTR_TEST
-- 
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