André Hentschel : shell32: Provide helper function a buffer of correct size.

[Alexandre Julliard]

Module: wine
Branch: stable
Commit: 19d469305d7e9f04859a1a4da402fc6082c5a288
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=19d469305d7e9f04859a1a4da4...

Author: André Hentschel <nerv(a)dawncrow.de>
Date:   Wed Mar 23 20:25:12 2016 +0100

shell32: Provide helper function a buffer of correct size.

Signed-off-by: André Hentschel <nerv(a)dawncrow.de>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>
(cherry picked from commit 1010372778978a30fb7f9d36d51c0cdacfb1c2c7)
Signed-off-by: Michael Stefaniuc <mstefani(a)winehq.org>

---

 dlls/shell32/shlexec.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/dlls/shell32/shlexec.c b/dlls/shell32/shlexec.c
index ba83a57..23891d8 100644
--- a/dlls/shell32/shlexec.c
+++ b/dlls/shell32/shlexec.c
@@ -1087,6 +1087,7 @@ HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpR
 {
     UINT_PTR retval = SE_ERR_NOASSOC;
     WCHAR old_dir[1024];
+    WCHAR res[MAX_PATH];
 
     TRACE("File %s, Dir %s\n", debugstr_w(lpFile), debugstr_w(lpDirectory));
 
@@ -1100,7 +1101,10 @@ HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpR
         SetCurrentDirectoryW(lpDirectory);
     }
 
-    retval = SHELL_FindExecutable(lpDirectory, lpFile, wszOpen, lpResult, MAX_PATH, NULL, NULL, NULL, NULL);
+    retval = SHELL_FindExecutable(lpDirectory, lpFile, wszOpen, res, MAX_PATH, NULL, NULL, NULL, NULL);
+
+    if (retval > 32)
+        strcpyW(lpResult, res);
 
     TRACE("returning %s\n", debugstr_w(lpResult));
     if (lpDirectory)