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apps: fix Coverity 1451531 Unchecked return value

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Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Ben Kaduk <kaduk@mit.edu>
(Merged from https://github.com/openssl/openssl/pull/15994)
This commit is contained in:
Pauli 2021-07-05 18:30:27 +10:00
parent e278127cbf
commit 5c8c2e6b48
1 changed files with 13 additions and 11 deletions
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24
apps/speed.c
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@ -764,24 +764,25 @@ static int EVP_Update_loop_ccm(void *args)
if (decrypt) {
for (count = 0; COND(c[D_EVP][testnum]); count++) {
EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, sizeof(tag), tag);
(void)EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, sizeof(tag),
tag);
/* reset iv */
EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv);
(void)EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv);
/* counter is reset on every update */
EVP_DecryptUpdate(ctx, buf, &outl, buf, lengths[testnum]);
(void)EVP_DecryptUpdate(ctx, buf, &outl, buf, lengths[testnum]);
}
} else {
for (count = 0; COND(c[D_EVP][testnum]); count++) {
/* restore iv length field */
EVP_EncryptUpdate(ctx, NULL, &outl, NULL, lengths[testnum]);
(void)EVP_EncryptUpdate(ctx, NULL, &outl, NULL, lengths[testnum]);
/* counter is reset on every update */
EVP_EncryptUpdate(ctx, buf, &outl, buf, lengths[testnum]);
(void)EVP_EncryptUpdate(ctx, buf, &outl, buf, lengths[testnum]);
}
}
if (decrypt)
EVP_DecryptFinal_ex(ctx, buf, &outl);
(void)EVP_DecryptFinal_ex(ctx, buf, &outl);
else
EVP_EncryptFinal_ex(ctx, buf, &outl);
(void)EVP_EncryptFinal_ex(ctx, buf, &outl);
return count;
}
@ -2231,8 +2232,8 @@ int speed_main(int argc, char **argv)
/* SIV mode only allows for a single Update operation */
if (EVP_CIPHER_get_mode(evp_cipher) == EVP_CIPH_SIV_MODE)
EVP_CIPHER_CTX_ctrl(loopargs[k].ctx, EVP_CTRL_SET_SPEED,
1, NULL);
(void)EVP_CIPHER_CTX_ctrl(loopargs[k].ctx,
EVP_CTRL_SET_SPEED, 1, NULL);
}
Time_F(START);
@ -3628,8 +3629,9 @@ static void multiblock_speed(const EVP_CIPHER *evp_cipher, int lengths_single,
mb_param.out = out;
mb_param.inp = inp;
mb_param.len = len;
EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT,
sizeof(mb_param), &mb_param);
(void)EVP_CIPHER_CTX_ctrl(ctx,
EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT,
sizeof(mb_param), &mb_param);
} else {
int pad;