[Beignet] [PATCH] Runtime: Use cl_ulong as CL_DEVICE_MAX_MEM_ALLOC_SIZE's return type.

[Yang Rong]

From: Meng Mengmeng <mengmeng.meng at intel.com>

Also memset the param_value to avoid garbage when param_value_size >
filed sz.

Signed-off-by: Yang Rong <rong.r.yang at intel.com>
---
 src/cl_device_id.c | 1 +
 src/cl_device_id.h | 2 +-
 src/cl_mem.c       | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/cl_device_id.c b/src/cl_device_id.c
index 24334fd..71a7be1 100644
--- a/src/cl_device_id.c
+++ b/src/cl_device_id.c
@@ -926,6 +926,7 @@ cl_get_device_ids(cl_platform_id    platform,
     }                                                               \
     if (param_value_size < sizeof device->FIELD)                    \
       return CL_INVALID_VALUE;                                      \
+    memset(param_value, 0, param_value_size);                       \
     memcpy(param_value, &device->FIELD, sizeof device->FIELD);      \
     return CL_SUCCESS;
 
diff --git a/src/cl_device_id.h b/src/cl_device_id.h
index 69aeeac..58d1d76 100644
--- a/src/cl_device_id.h
+++ b/src/cl_device_id.h
@@ -54,7 +54,7 @@ struct _cl_device_id {
   cl_uint  native_vector_width_half;
   cl_uint  max_clock_frequency;
   cl_uint  address_bits;
-  size_t   max_mem_alloc_size;
+  cl_ulong max_mem_alloc_size;
   cl_device_svm_capabilities  svm_capabilities;
   cl_uint preferred_platform_atomic_alignment;
   cl_uint preferred_global_atomic_alignment;
diff --git a/src/cl_mem.c b/src/cl_mem.c
index afce315..4707f48 100644
--- a/src/cl_mem.c
+++ b/src/cl_mem.c
@@ -141,6 +141,7 @@ cl_get_mem_object_info(cl_mem mem,
     break;
   case CL_MEM_USES_SVM_POINTER:
     *((cl_uint *)param_value) = mem->is_svm;
+    break;
   }
 
   return CL_SUCCESS;
-- 
2.1.4