MLCE-13: Sanitizing matrix argument in the Warp.

This changes help to prevent errors like passing a matrix
with less elements than required into the warp functions.

Change-Id: I863f933a5e0568258717cffed3a20788d3d03083
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/143044
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/arm_compute/core/CL/kernels/CLWarpAffineKernel.h b/arm_compute/core/CL/kernels/CLWarpAffineKernel.h
index b01bebf258..cfce2ff753 100644
--- a/arm_compute/core/CL/kernels/CLWarpAffineKernel.h
+++ b/arm_compute/core/CL/kernels/CLWarpAffineKernel.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2017 ARM Limited.
+ * Copyright (c) 2016-2018 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -39,10 +39,11 @@ public:
      *
      * @param[in]  input  Source tensor. Data types supported: U8.
      * @param[out] output Destination tensor, Data types supported: U8.
-     * @param[in]  matrix The perspective matrix. Must be 2x3 of type float.
+     * @param[in]  matrix The perspective matrix. Must be 2x3 of type float
+     *                    The matrix argument requires 9 values, the last 3 values are ignored.
      * @param[in]  policy The interpolation type.
      */
-    void configure(const ICLTensor *input, ICLTensor *output, const float *matrix, InterpolationPolicy policy);
+    void configure(const ICLTensor *input, ICLTensor *output, const std::array<float, 9> &matrix, InterpolationPolicy policy);
 
     // Inherited methods overridden:
     BorderSize border_size() const override;