8204085: avoid printing uninitialized pointer in java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.cpp

MBaesken · MBaesken · commit 60eb10cace48 · 2018-05-30T15:01:36.000+02:00
Reviewed-by: clanger, prr, serb, stuefe
diff --git a/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.cpp b/src/java.desktop/windows/native/libawt/java2d/windows/GDIWindowSurfaceData.cpp
@@ -490,7 +490,7 @@ GDIWindowSurfaceData_GetOpsNoSetup(JNIEnv *env, jobject sData)
 JNIEXPORT AwtComponent * JNICALL
 GDIWindowSurfaceData_GetComp(JNIEnv *env, GDIWinSDOps *wsdo)
 {
-    PDATA pData;
+    PDATA pData = NULL;
     jobject localObj = env->NewLocalRef(wsdo->peer);
 
     if (localObj == NULL || (pData = JNI_GET_PDATA(localObj)) == NULL) {

Original file line number	Diff line number	Diff line change
`@@ -490,7 +490,7 @@ GDIWindowSurfaceData_GetOpsNoSetup(JNIEnv *env, jobject sData)`
`490`	`490`	`JNIEXPORT AwtComponent * JNICALL`
`491`	`491`	`GDIWindowSurfaceData_GetComp(JNIEnv env, GDIWinSDOps wsdo)`
`492`	`492`	`{`
`493`		`- PDATA pData;`
	`493`	`+ PDATA pData = NULL;`
`494`	`494`	`jobject localObj = env->NewLocalRef(wsdo->peer);`
`495`	`495`
`496`	`496`	`if (localObj == NULL \|\| (pData = JNI_GET_PDATA(localObj)) == NULL) {`