JAWT_DrawingSurface.c: Fail fast in case of NULL platformInfo or sizeof(platformInfo)==0

1 files changed, 7 insertions, 0 deletions

diff --git a/src/nativewindow/native/JAWT_DrawingSurfaceInfo.c b/src/nativewindow/native/JAWT_DrawingSurfaceInfo.c
index 470f03a49..2a6651007 100644
--- a/src/nativewindow/native/JAWT_DrawingSurfaceInfo.c
+++ b/src/nativewindow/native/JAWT_DrawingSurfaceInfo.c
@@ -59,6 +59,13 @@ Java_jogamp_nativewindow_jawt_JAWT_1DrawingSurfaceInfo_platformInfo0(JNIEnv* env
     return NULL;
   }
   if (dsi->platformInfo == NULL) {
+    (*env)->ThrowNew(env, (*env)->FindClass(env, "java/lang/RuntimeException"),
+                     "platformInfo pointer is NULL");
+    return NULL;
+  }
+  if(0==PLATFORM_DSI_SIZE) {
+    (*env)->ThrowNew(env, (*env)->FindClass(env, "java/lang/RuntimeException"),
+                     "platformInfo size is 0");
     return NULL;
   }
   return (*env)->NewDirectByteBuffer(env, dsi->platformInfo, PLATFORM_DSI_SIZE);