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atomics: fix memory leaks on error paths (#1732)

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Before this change, `add_index_bin_test` would not release `cl_mem`
resources or `malloc`ed memory when encountering an error.  Fix by
using `clMemWrapper` and `std::unique_ptr` to automatically release
resources.

Signed-off-by: Sven van Haastregt <sven.vanhaastregt@arm.com>
This commit is contained in:
Sven van Haastregt
2023-08-29 17:13:03 +01:00
committed by GitHub
parent ddbb0de4b9
commit 46fde8d051
1 changed files with 21 additions and 27 deletions
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48
test_conformance/atomics/test_indexed_cases.cpp
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@@ -13,6 +13,9 @@
// See the License for the specific language governing permissions and // See the License for the specific language governing permissions and
// limitations under the License. // limitations under the License.
// //
#include <memory>
#include "testBase.h" #include "testBase.h"
#include "harness/conversions.h" #include "harness/conversions.h"
@@ -226,13 +229,13 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
(int)global_threads[0], (int)local_threads[0]); (int)global_threads[0], (int)local_threads[0]);
// Allocate our storage // Allocate our storage
cl_mem bin_counters = clMemWrapper bin_counters =
clCreateBuffer(context, CL_MEM_READ_WRITE, clCreateBuffer(context, CL_MEM_READ_WRITE,
sizeof(cl_int) * number_of_bins, NULL, NULL); sizeof(cl_int) * number_of_bins, NULL, NULL);
cl_mem bins = clCreateBuffer( clMemWrapper bins = clCreateBuffer(
context, CL_MEM_READ_WRITE, context, CL_MEM_READ_WRITE,
sizeof(cl_int) * number_of_bins * max_counts_per_bin, NULL, NULL); sizeof(cl_int) * number_of_bins * max_counts_per_bin, NULL, NULL);
cl_mem bin_assignments = clMemWrapper bin_assignments =
clCreateBuffer(context, CL_MEM_READ_ONLY, clCreateBuffer(context, CL_MEM_READ_ONLY,
sizeof(cl_int) * number_of_items, NULL, NULL); sizeof(cl_int) * number_of_items, NULL, NULL);
@@ -253,7 +256,7 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
} }
// Initialize our storage // Initialize our storage
cl_int *l_bin_counts = (cl_int *)malloc(sizeof(cl_int) * number_of_bins); std::unique_ptr<cl_int[]> l_bin_counts(new cl_int[number_of_bins]);
if (!l_bin_counts) if (!l_bin_counts)
{ {
log_error("add_index_bin_test FAILED to allocate initial values for " log_error("add_index_bin_test FAILED to allocate initial values for "
@@ -263,8 +266,8 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
int i; int i;
for (i = 0; i < number_of_bins; i++) l_bin_counts[i] = 0; for (i = 0; i < number_of_bins; i++) l_bin_counts[i] = 0;
err = clEnqueueWriteBuffer(queue, bin_counters, true, 0, err = clEnqueueWriteBuffer(queue, bin_counters, true, 0,
sizeof(cl_int) * number_of_bins, l_bin_counts, 0, sizeof(cl_int) * number_of_bins,
NULL, NULL); l_bin_counts.get(), 0, NULL, NULL);
if (err) if (err)
{ {
log_error("add_index_bin_test FAILED to set initial values for " log_error("add_index_bin_test FAILED to set initial values for "
@@ -273,8 +276,8 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
return -1; return -1;
} }
cl_int *values = std::unique_ptr<cl_int[]> values(
(cl_int *)malloc(sizeof(cl_int) * number_of_bins * max_counts_per_bin); new cl_int[number_of_bins * max_counts_per_bin]);
if (!values) if (!values)
{ {
log_error( log_error(
@@ -285,7 +288,7 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
err = clEnqueueWriteBuffer(queue, bins, true, 0, err = clEnqueueWriteBuffer(queue, bins, true, 0,
sizeof(cl_int) * number_of_bins sizeof(cl_int) * number_of_bins
* max_counts_per_bin, * max_counts_per_bin,
values, 0, NULL, NULL); values.get(), 0, NULL, NULL);
if (err) if (err)
{ {
log_error( log_error(
@@ -293,10 +296,8 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
err); err);
return -1; return -1;
} }
free(values);
cl_int *l_bin_assignments = std::unique_ptr<cl_int[]> l_bin_assignments(new cl_int[number_of_items]);
(cl_int *)malloc(sizeof(cl_int) * number_of_items);
if (!l_bin_assignments) if (!l_bin_assignments)
{ {
log_error("add_index_bin_test FAILED to allocate initial values for " log_error("add_index_bin_test FAILED to allocate initial values for "
@@ -326,7 +327,7 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
} }
err = clEnqueueWriteBuffer(queue, bin_assignments, true, 0, err = clEnqueueWriteBuffer(queue, bin_assignments, true, 0,
sizeof(cl_int) * number_of_items, sizeof(cl_int) * number_of_items,
l_bin_assignments, 0, NULL, NULL); l_bin_assignments.get(), 0, NULL, NULL);
if (err) if (err)
{ {
log_error("add_index_bin_test FAILED to set initial values for " log_error("add_index_bin_test FAILED to set initial values for "
@@ -355,8 +356,8 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
return -1; return -1;
} }
cl_int *final_bin_assignments = std::unique_ptr<cl_int[]> final_bin_assignments(
(cl_int *)malloc(sizeof(cl_int) * number_of_bins * max_counts_per_bin); new cl_int[number_of_bins * max_counts_per_bin]);
if (!final_bin_assignments) if (!final_bin_assignments)
{ {
log_error("add_index_bin_test FAILED to allocate initial values for " log_error("add_index_bin_test FAILED to allocate initial values for "
@@ -366,15 +367,14 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
err = clEnqueueReadBuffer(queue, bins, true, 0, err = clEnqueueReadBuffer(queue, bins, true, 0,
sizeof(cl_int) * number_of_bins sizeof(cl_int) * number_of_bins
* max_counts_per_bin, * max_counts_per_bin,
final_bin_assignments, 0, NULL, NULL); final_bin_assignments.get(), 0, NULL, NULL);
if (err) if (err)
{ {
log_error("add_index_bin_test FAILED to read back bins: %d\n", err); log_error("add_index_bin_test FAILED to read back bins: %d\n", err);
return -1; return -1;
} }
cl_int *final_bin_counts = std::unique_ptr<cl_int[]> final_bin_counts(new cl_int[number_of_bins]);
(cl_int *)malloc(sizeof(cl_int) * number_of_bins);
if (!final_bin_counts) if (!final_bin_counts)
{ {
log_error("add_index_bin_test FAILED to allocate initial values for " log_error("add_index_bin_test FAILED to allocate initial values for "
@@ -382,8 +382,8 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
return -1; return -1;
} }
err = clEnqueueReadBuffer(queue, bin_counters, true, 0, err = clEnqueueReadBuffer(queue, bin_counters, true, 0,
sizeof(cl_int) * number_of_bins, final_bin_counts, sizeof(cl_int) * number_of_bins,
0, NULL, NULL); final_bin_counts.get(), 0, NULL, NULL);
if (err) if (err)
{ {
log_error("add_index_bin_test FAILED to read back bin_counters: %d\n", log_error("add_index_bin_test FAILED to read back bin_counters: %d\n",
@@ -460,13 +460,7 @@ int add_index_bin_test(size_t *global_threads, cl_command_queue queue,
errors++; errors++;
} }
} }
free(l_bin_counts);
free(l_bin_assignments);
free(final_bin_assignments);
free(final_bin_counts);
clReleaseMemObject(bin_counters);
clReleaseMemObject(bins);
clReleaseMemObject(bin_assignments);
if (errors == 0) if (errors == 0)
{ {
log_info("add_index_bin_test passed. Each item was put in the correct " log_info("add_index_bin_test passed. Each item was put in the correct "