From 2ee2e56ee0795ed0bea5d0e9bd261010bfaa0d16 Mon Sep 17 00:00:00 2001
From: George Hazan <ghazan@miranda.im>
Date: Thu, 8 Nov 2018 18:24:25 +0300
Subject: safer implementation of PathToRelative

---
 src/mir_core/src/path.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mir_core/src/path.cpp b/src/mir_core/src/path.cpp
index eb1577748e..dd5e49325f 100644
--- a/src/mir_core/src/path.cpp
+++ b/src/mir_core/src/path.cpp
@@ -39,8 +39,10 @@ MIR_CORE_DLL(int) PathIsAbsolute(const char *path)
 
 MIR_CORE_DLL(int) PathToRelative(const char *pSrc, char *pOut, const char *pBase)
 {
-	if (!pSrc || !pSrc[0] || strlen(pSrc) > MAX_PATH)
+	if (!pSrc || !pSrc[0] || strlen(pSrc) > MAX_PATH) {
+		*pOut = 0;
 		return 0;
+	}
 
 	if (!PathIsAbsolute(pSrc))
 		strncpy_s(pOut, MAX_PATH, pSrc, _TRUNCATE);
-- 
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