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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>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200108023915.52288-1-pannengyuan@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Pan Nengyuan 2020-01-08 10:39:15 +08:00 committed by Laurent Vivier
parent bdf200a553
commit c7a5e79105
1 changed files with 2 additions and 0 deletions
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2
target/arm/translate-a64.c
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@ -13585,6 +13585,8 @@ 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) {