From 3cc2629b3b4bfc3b5c21a5932a3a2e590e60f98a Mon Sep 17 00:00:00 2001
From: Dmitry Cherkassov <dcherkassov@gmail.com>
Date: Sat, 23 Mar 2013 23:51:22 +0400
Subject: [PATCH] clover: add dynamic_cast results checking down in
 clSetKernelArgument() code path.

Signed-off-by: Dmitry Cherkassov <dcherkassov@gmail.com>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
---
 src/gallium/state_trackers/clover/core/kernel.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/gallium/state_trackers/clover/core/kernel.cpp b/src/gallium/state_trackers/clover/core/kernel.cpp
index 6fa8bd63453..20dc4ca57dd 100644
--- a/src/gallium/state_trackers/clover/core/kernel.cpp
+++ b/src/gallium/state_trackers/clover/core/kernel.cpp
@@ -222,6 +222,9 @@ _cl_kernel::global_argument::set(size_t size, const void *value) {
       throw error(CL_INVALID_ARG_SIZE);
 
    obj = dynamic_cast<clover::buffer *>(*(cl_mem *)value);
+   if (!obj)
+      throw error(CL_INVALID_MEM_OBJECT);
+
    __set = true;
 }
 
@@ -286,6 +289,9 @@ _cl_kernel::constant_argument::set(size_t size, const void *value) {
       throw error(CL_INVALID_ARG_SIZE);
 
    obj = dynamic_cast<clover::buffer *>(*(cl_mem *)value);
+   if (!obj)
+      throw error(CL_INVALID_MEM_OBJECT);
+
    __set = true;
 }
 
@@ -316,6 +322,9 @@ _cl_kernel::image_rd_argument::set(size_t size, const void *value) {
       throw error(CL_INVALID_ARG_SIZE);
 
    obj = dynamic_cast<clover::image *>(*(cl_mem *)value);
+   if (!obj)
+      throw error(CL_INVALID_MEM_OBJECT);
+
    __set = true;
 }
 
@@ -346,6 +355,9 @@ _cl_kernel::image_wr_argument::set(size_t size, const void *value) {
       throw error(CL_INVALID_ARG_SIZE);
 
    obj = dynamic_cast<clover::image *>(*(cl_mem *)value);
+   if (!obj)
+      throw error(CL_INVALID_MEM_OBJECT);
+
    __set = true;
 }