Michael Stefaniuc : appwiz.cpl: Simplify the check for an empty string ( PVS-Studio).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: bbff30f30e44fafbad4ebbac62d1d420c4fde8dd
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=bbff30f30e44fafbad4ebbac62...

Author: Michael Stefaniuc 
Date:   Fri Nov 14 10:51:38 2014 +0100

appwiz.cpl: Simplify the check for an empty string (PVS-Studio).

---

dlls/appwiz.cpl/appwiz.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/appwiz.cpl/appwiz.c b/dlls/appwiz.cpl/appwiz.c
index cd76f51..9d53e79 100644
--- a/dlls/appwiz.cpl/appwiz.c
+++ b/dlls/appwiz.cpl/appwiz.c
@@ -567,7 +567,7 @@ static void SetInfoDialogText(HKEY hKey, LPCWSTR lpKeyName, LPCWSTR lpAltMessage
     /* if hKey is null, lpKeyName contains the string we want to check */
     if (hKey == NULL)
     {
-        if ((lpKeyName) && (lstrlenW(lpKeyName) > 0))
+        if (lpKeyName && lpKeyName[0])
             SetWindowTextW(hWndDlgItem, lpKeyName);
         else
             SetWindowTextW(hWndDlgItem, lpAltMessage);
@@ -577,7 +577,7 @@ static void SetInfoDialogText(HKEY hKey, LPCWSTR lpKeyName, LPCWSTR lpAltMessage
         buflen = MAX_STRING_LEN;

if ((RegQueryValueExW(hKey, lpKeyName, 0, 0, (LPBYTE) buf, &buflen) ==
-           ERROR_SUCCESS) && (lstrlenW(buf) > 0))
+           ERROR_SUCCESS) && buf[0])
             SetWindowTextW(hWndDlgItem, buf);
         else
             SetWindowTextW(hWndDlgItem, lpAltMessage);