From b4bab3bf6a75d97d2f1098c4dc52d35ced003c70 Mon Sep 17 00:00:00 2001
From: Pan Nengyuan <pannengyuan@huawei.com>
Date: Mon, 13 Jan 2020 17:01:11 +0800
Subject: [PATCH] arm/translate-a64: fix uninitialized variable warning

Fixes:
target/arm/translate-a64.c: In function 'disas_crypto_three_reg_sha512':
target/arm/translate-a64.c:13625:9: error: 'genfn' may be used uninitialized in this function [-Werror=maybe-uninitialized]
    genfn(tcg_rd_ptr, tcg_rn_ptr, tcg_rm_ptr);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
qemu/target/arm/translate-a64.c:13609:8: error: 'feature' may be used uninitialized in this function [-Werror=maybe-uninitialized]
    if (!feature) {

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
---
 target/arm/translate-a64.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index dcdeb801..5f423d5d 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -13767,6 +13767,8 @@ static void disas_crypto_three_reg_sha512(DisasContext *s, uint32_t insn)
             feature = dc_isar_feature(aa64_sha3, s);
             genfn = NULL;
             break;
+        default:
+            g_assert_not_reached();
         }
     } else {
         switch (opcode) {
-- 
2.18.1