Nikolay Sivov : shlwapi/tests: Fix uninitialized memory reads (Valgrind).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d6180c05b5a6fd3f0f5eae897c00d30527dc4ff0
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d6180c05b5a6fd3f0f5eae897c...

Author: Nikolay Sivov <nsivov(a)codeweavers.com>
Date:   Sat Apr 11 12:05:25 2015 +0300

shlwapi/tests: Fix uninitialized memory reads (Valgrind).

---

 dlls/shlwapi/tests/path.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/dlls/shlwapi/tests/path.c b/dlls/shlwapi/tests/path.c
index 7ffa000..84b3f4d 100644
--- a/dlls/shlwapi/tests/path.c
+++ b/dlls/shlwapi/tests/path.c
@@ -183,13 +183,18 @@ static const struct {
 
 /* ################ */
 
-static LPWSTR GetWideString(const char* szString)
+static LPWSTR GetWideString(const char *src)
 {
-  LPWSTR wszString = HeapAlloc(GetProcessHeap(), 0, (2*INTERNET_MAX_URL_LENGTH) * sizeof(WCHAR));
-  
-  MultiByteToWideChar(CP_ACP, 0, szString, -1, wszString, INTERNET_MAX_URL_LENGTH);
+  WCHAR *ret;
 
-  return wszString;
+  if (!src)
+    return NULL;
+
+  ret = HeapAlloc(GetProcessHeap(), 0, (2*INTERNET_MAX_URL_LENGTH) * sizeof(WCHAR));
+
+  MultiByteToWideChar(CP_ACP, 0, src, -1, ret, INTERNET_MAX_URL_LENGTH);
+
+  return ret;
 }
 
 static void FreeWideString(LPWSTR wszString)