[OpenCL] Fix concat setArgs err (#6540)

Author: zhaoyang-star

lite/kernels/opencl/concat_image_compute.cc

@@ -209,10 +209,10 @@ class ConcatComputeImage : public KernelLite<TARGET(kOpenCL),
       int arg_cnt = 0;
       for (auto& input : inputs) {
         auto* input_image_p = GET_DATA_GPU(input);
-        kernel.setArg(arg_cnt++, *input_image_p);
+        status = kernel.setArg(arg_cnt++, *input_image_p);
         CL_CHECK_FATAL(status);
       }
-      kernel.setArg(arg_cnt++, *output_image_p);
+      status = kernel.setArg(arg_cnt++, *output_image_p);
       CL_CHECK_FATAL(status);
 
       for (auto& input : inputs) {
@@ -221,15 +221,15 @@ class ConcatComputeImage : public KernelLite<TARGET(kOpenCL),
           in_shape.s[4 - input->dims().size() + j] = input->dims()[j];
         }
         in_shape.s[1] = UP_DIV(in_shape.s[1], 4);
-        kernel.setArg(arg_cnt++, in_shape);
+        status = kernel.setArg(arg_cnt++, in_shape);
         CL_CHECK_FATAL(status);
       }
       cl_int4 out_shape = {1, 1, 1, 1};
       for (auto j = 0; j < output_tensor_dims.size(); ++j) {
         out_shape.s[4 - output_tensor_dims.size() + j] = output_tensor_dims[j];
       }
       out_shape.s[1] = UP_DIV(out_shape.s[1], 4);
-      kernel.setArg(arg_cnt++, out_shape);
+      status = kernel.setArg(arg_cnt++, out_shape);
       CL_CHECK_FATAL(status);
 
       status = EnqueueNDRangeKernel(context,