From de2ab2a4bd6fc59606341e5470ba40b0467466f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Manuel=20P=C3=A9gouri=C3=A9-Gonnard?=
 <manuel.pegourie-gonnard@arm.com>
Date: Tue, 15 Jun 2021 12:37:23 +0200
Subject: [PATCH] Fix GCC warning
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

We know that we'll never call this function with T_size == 0, but the
compiler doesn't.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
---
 library/bignum.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/bignum.c b/library/bignum.c
index d57e88eab2..30226e1e5c 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -2157,7 +2157,7 @@ static size_t mbedtls_mpi_cf_bool_eq( size_t x, size_t y )
  */
 static int mpi_select( mbedtls_mpi *R, const mbedtls_mpi *T, size_t T_size, size_t idx )
 {
-    int ret;
+    int ret = MBEDTLS_ERR_MPI_BAD_INPUT_DATA;
 
     for( size_t i = 0; i < T_size; i++ )
     {