typo

torch_scatter/kernel/kernel.cu

@@ -75,7 +75,9 @@ __global__ void indexBackwardKernel(TensorInfo<Real> output, TensorInfo<int64_t>
   KERNEL_LOOP(i, n) {
     int outputOffset = 0; int indexOffset = 0; int gradOffset = 0; int argOffset = 0;
     IndexToScatterOffsets4<Real, Real, int64_t, Dims>::compute(i, dim, index, &indexOffset, output, &outputOffset, grad, &gradOffset, arg, &argOffset);
-    if (arg.data[argOffset] == (outputOffset / output.stride[dim]) % output.size[dim]) output.data[outputOffset] = grad.data[gradOffset];
+    if (arg.data[argOffset] == (outputOffset / output.stride[dim]) % output.size[dim]) {
+      output.data[outputOffset] = grad.data[gradOffset];
+    }
   }
 }