diff --git a/reactos/win32ss/gdi/ntgdi/bitmaps.c b/reactos/win32ss/gdi/ntgdi/bitmaps.c
index e72dec295e7..2ded5a86e34 100644
--- a/reactos/win32ss/gdi/ntgdi/bitmaps.c
+++ b/reactos/win32ss/gdi/ntgdi/bitmaps.c
@@ -239,6 +239,12 @@ IntCreateCompatibleBitmap(
                               Planes ? Planes : 1,
                               Bpp ? Bpp : Dc->ppdev->gdiinfo.cBitsPixel,
                               NULL);
+        if (Bmp == NULL)
+        {
+            DPRINT1("Failed to allocate a bitmap!\n");
+            return NULL;
+        }
+
         psurf = SURFACE_ShareLockSurface(Bmp);
         ASSERT(psurf);