user[5/5]: propagate error in SetDeskWallPaper()

[Andrew Ziem]

diff --git a/dlls/user/desktop.c b/dlls/user/desktop.c
index a26d113..231694a 100644
--- a/dlls/user/desktop.c
+++ b/dlls/user/desktop.c
@@ -206,12 +206,14 @@ BOOL WINAPI SetDeskWallPaper( LPCSTR fil
     HBITMAP hbitmap;
     HDC hdc;
     char buffer[256];
+    int def = 0;
 
     if ((LPCSTR)NULL == filename || (LPCSTR)SETWALLPAPER_DEFAULT == filename)
     {
         /* revert to default wallpaper */
         GetProfileStringA( "desktop", "WallPaper", "(None)", buffer, 256 );
         filename = buffer;
+        def = 1;
     }
     else if ('\0' == filename[0])
     {
@@ -235,7 +237,7 @@ BOOL WINAPI SetDeskWallPaper( LPCSTR fil
 	bitmapSize.cx = (bmp.bmWidth != 0) ? bmp.bmWidth : 1;
 	bitmapSize.cy = (bmp.bmHeight != 0) ? bmp.bmHeight : 1;
     }
-    return TRUE;
+    return ( 0 != hbitmap || def );
 }
 
 
-- 
1.4.0