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From:   Siddh Raman Pant <code@siddh.me>
To:     Herbert Xu <herbert@gondor.apana.org.au>,
        Harald Freudenberger <freude@linux.ibm.com>,
        Vladis Dronov <vdronov@redhat.com>
Cc:     LKML <linux-kernel@vger.kernel.org>,
        Shuah Khan <skhan@linuxfoundation.org>
Message-ID: <20220627075148.140705-1-code@siddh.me>
Subject: [PATCH 1/1] tools/testing/crypto: Use vzalloc instead of vmalloc+memset
Date:   Mon, 27 Jun 2022 13:21:48 +0530
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This fixes the corresponding coccinelle warning.

Signed-off-by: Siddh Raman Pant <code@siddh.me>
---
 tools/testing/crypto/chacha20-s390/test-cipher.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/tools/testing/crypto/chacha20-s390/test-cipher.c b/tools/testi=
ng/crypto/chacha20-s390/test-cipher.c
index 34e8b855266f..8141d45df51a 100644
--- a/tools/testing/crypto/chacha20-s390/test-cipher.c
+++ b/tools/testing/crypto/chacha20-s390/test-cipher.c
@@ -252,29 +252,26 @@ static int __init chacha_s390_test_init(void)
 =09memset(plain, 'a', data_size);
 =09get_random_bytes(plain, (data_size > 256 ? 256 : data_size));
=20
-=09cipher_generic =3D vmalloc(data_size);
+=09cipher_generic =3D vzalloc(data_size);
 =09if (!cipher_generic) {
 =09=09pr_info("could not allocate cipher_generic buffer\n");
 =09=09ret =3D -2;
 =09=09goto out;
 =09}
-=09memset(cipher_generic, 0, data_size);
=20
-=09cipher_s390 =3D vmalloc(data_size);
+=09cipher_s390 =3D vzalloc(data_size);
 =09if (!cipher_s390) {
 =09=09pr_info("could not allocate cipher_s390 buffer\n");
 =09=09ret =3D -2;
 =09=09goto out;
 =09}
-=09memset(cipher_s390, 0, data_size);
=20
-=09revert =3D vmalloc(data_size);
+=09revert =3D vzalloc(data_size);
 =09if (!revert) {
 =09=09pr_info("could not allocate revert buffer\n");
 =09=09ret =3D -2;
 =09=09goto out;
 =09}
-=09memset(revert, 0, data_size);
=20
 =09if (debug)
 =09=09print_hex_dump(KERN_INFO, "src: ", DUMP_PREFIX_OFFSET,
--=20
2.35.1