ddraw: Fix executebuffer branching with non-zero offset.

Fixes a crash in Moto Racer 2.

ddraw: Fix executebuffer branching with non-zero offset.
4981eda8 · Alexander Dorofeyev · Alexandre Julliard · 1079f374 · 4981eda8
Commit 4981eda8 authored Feb 17, 2008 by Alexander Dorofeyev Committed by Alexandre Julliard Feb 19, 2008
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Showing with 8 additions and 2 deletions

executebuffer.c dlls/ddraw/executebuffer.c +8 -2

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--- a/dlls/ddraw/executebuffer.c
+++ b/dlls/ddraw/executebuffer.c
@@ -524,12 +524,18 @@ IDirect3DExecuteBufferImpl_Execute(IDirect3DExecuteBufferImpl *This,
 		    if ((This->data.dsStatus.dwStatus & ci->dwMask) == ci->dwValue) {
 		        if (!ci->bNegate) {
                            TRACE(" Branch to %d\n", ci->dwOffset);
-			    instr = (char*)current + ci->dwOffset;
+                            if (ci->dwOffset) {
+                                instr = (char*)current + ci->dwOffset;
+                                break;
+                            }
 			}
 		    } else {
 		        if (ci->bNegate) {
                            TRACE(" Branch to %d\n", ci->dwOffset);
-			    instr = (char*)current + ci->dwOffset;
+                            if (ci->dwOffset) {
+                                instr = (char*)current + ci->dwOffset;
+                                break;
+                            }
 			}
 		    }