vbatts/llama.cpp
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Ensure ext_buffer is null terminated

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Howard Su 2023-05-27 21:04:42 +08:00
parent 6c5c79a2a3
commit a4e5f65659
1 changed files with 2 additions and 1 deletions
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3
ggml-opencl.cpp
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@ -469,8 +469,9 @@ void ggml_cl_init(void) {
size_t ext_str_size;
clGetDeviceInfo(device, CL_DEVICE_EXTENSIONS, 0, NULL, &ext_str_size);
char *ext_buffer = (char *)alloca(ext_str_size);
char *ext_buffer = (char *)alloca(ext_str_size + 1);
clGetDeviceInfo(device, CL_DEVICE_EXTENSIONS, ext_str_size, ext_buffer, NULL);
ext_buffer[ext_str_size] = '\0'; // ensure it is null terminated
// Check if ext_buffer contains cl_khr_fp16
fp16_support = strstr(ext_buffer, "cl_khr_fp16") != NULL;
fprintf(stderr, "ggml_opencl: device FP16 support: %s\n", fp16_support ? "true" : "false");