From b088595db7298ce80bc33e982450d97ec6d1ef62 Mon Sep 17 00:00:00 2001
From: eban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 25 Oct 2004 09:40:55 +0000
Subject: * win32/win32.c (isUNCRoot): should check NUL after '.'.  
 [ruby-dev:24590] * win32/win32.c (isUNCRoot): fixed buffer overrun.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7112 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 win32/win32.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'win32')

diff --git a/win32/win32.c b/win32/win32.c
index 1363d78710..b2f4695a96 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -2811,7 +2811,7 @@ isUNCRoot(const char *path)
 {
     if (path[0] == '\\' && path[1] == '\\') {
 	const char *p;
-	for (p = path + 3; *p; p = CharNext(p)) {
+	for (p = path + 2; *p; p = CharNext(p)) {
 	    if (*p == '\\')
 		break;
 	}
@@ -2820,7 +2820,7 @@ isUNCRoot(const char *path)
 		if (*p == '\\')
 		    break;
 	    }
-	    if (!p[0] || !p[1] || (p[0] == '\\' && p[1] == '.'))
+	    if (!p[0] || !p[1] || (p[1] == '.' && !p[2]))
 		return 1;
 	}
     }
-- 
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