clover: handle setKernelArg errors

diff --git a/src/gallium/state_trackers/clover/core/kernel.cpp b/src/gallium/state_trackers/clover/core/kernel.cpp
index 955ff7b..a226ec1 100644 (file)
--- a/src/gallium/state_trackers/clover/core/kernel.cpp
+++ b/src/gallium/state_trackers/clover/core/kernel.cpp
@@ -367,6 +367,9 @@ kernel::scalar_argument::scalar_argument(size_t size) : size(size) {
 
 void
 kernel::scalar_argument::set(size_t size, const void *value) {
+   if (!value)
+      throw error(CL_INVALID_ARG_VALUE);
+
    if (size != this->size)
       throw error(CL_INVALID_ARG_SIZE);
 
@@ -435,6 +438,9 @@ kernel::local_argument::set(size_t size, const void *value) {
    if (value)
       throw error(CL_INVALID_ARG_VALUE);
 
+   if (!size)
+      throw error(CL_INVALID_ARG_SIZE);
+
    _storage = size;
    _set = true;
 }
@@ -494,6 +500,9 @@ kernel::constant_argument::unbind(exec_context &ctx) {
 
 void
 kernel::image_rd_argument::set(size_t size, const void *value) {
+   if (!value)
+      throw error(CL_INVALID_ARG_VALUE);
+
    if (size != sizeof(cl_mem))
       throw error(CL_INVALID_ARG_SIZE);
 
@@ -522,6 +531,9 @@ kernel::image_rd_argument::unbind(exec_context &ctx) {
 
 void
 kernel::image_wr_argument::set(size_t size, const void *value) {
+   if (!value)
+      throw error(CL_INVALID_ARG_VALUE);
+
    if (size != sizeof(cl_mem))
       throw error(CL_INVALID_ARG_SIZE);
 
@@ -550,6 +562,9 @@ kernel::image_wr_argument::unbind(exec_context &ctx) {
 
 void
 kernel::sampler_argument::set(size_t size, const void *value) {
+   if (!value)
+      throw error(CL_INVALID_SAMPLER);
+
    if (size != sizeof(cl_sampler))
       throw error(CL_INVALID_ARG_SIZE);