Gerald Pfeifer : winex11: Handle error situation earlier in X11DRV_GetDIBits().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1f2611607f33cd1172fed1189962553437b83292
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1f2611607f33cd1172fed11899...

Author: Gerald Pfeifer <gerald(a)pfeifer.com>
Date:   Sun Nov  1 01:11:09 2009 +0100

winex11: Handle error situation earlier in X11DRV_GetDIBits().

---

 dlls/winex11.drv/dib.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/dlls/winex11.drv/dib.c b/dlls/winex11.drv/dib.c
index 1fc8812..587c7c7 100644
--- a/dlls/winex11.drv/dib.c
+++ b/dlls/winex11.drv/dib.c
@@ -4096,6 +4096,11 @@ INT CDECL X11DRV_GetDIBits( X11DRV_PDEVICE *physDev, HBITMAP hbitmap, UINT start
   if (!(obj_size = GetObjectW( hbitmap, sizeof(dib), &dib ))) return 0;
 
   bitmap_type = DIB_GetBitmapInfo( (BITMAPINFOHEADER*)info, &width, &tempHeight, &descr.infoBpp, &descr.compression);
+  if (bitmap_type == -1)
+  {
+      ERR("Invalid bitmap\n");
+      return 0;
+  }
 
   if (physBitmap->pixmap_depth > 1)
   {
@@ -4107,11 +4112,6 @@ INT CDECL X11DRV_GetDIBits( X11DRV_PDEVICE *physDev, HBITMAP hbitmap, UINT start
     palette[1] = peWhite;
   }
 
-  if (bitmap_type == -1)
-  {
-      ERR("Invalid bitmap\n");
-      return 0;
-  }
   descr.lines = tempHeight;
   core_header = (bitmap_type == 0);
   colorPtr = (LPBYTE) info + (WORD) info->bmiHeader.biSize;