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cryptosoft: Remove unused 'iv' in swcr_ccm_cbc_mac.

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Reviewed by:	markj
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D33525
This commit is contained in:
John Baldwin 2021-12-17 13:58:58 -08:00
parent ea972feea2
commit 49bb130765
1 changed files with 0 additions and 3 deletions
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3
sys/opencrypto/cryptosoft.c
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@ -624,7 +624,6 @@ build_ccm_aad_length(u_int aad_length, uint8_t *blk)
static int
swcr_ccm_cbc_mac(const struct swcr_session *ses, struct cryptop *crp)
{
u_char iv[AES_BLOCK_LEN];
u_char blk[CCM_CBC_BLOCK_LEN];
u_char tag[AES_CBC_MAC_HASH_LEN];
union authctx ctx;
@ -645,7 +644,6 @@ swcr_ccm_cbc_mac(const struct swcr_session *ses, struct cryptop *crp)
/* Initialize the IV */
ivlen = csp->csp_ivlen;
crypto_read_iv(crp, iv);
/* Supply MAC with IV */
axf->Reinit(&ctx, crp->crp_iv, ivlen);
@ -679,7 +677,6 @@ swcr_ccm_cbc_mac(const struct swcr_session *ses, struct cryptop *crp)
}
explicit_bzero(tag, sizeof(tag));
explicit_bzero(blk, sizeof(blk));
explicit_bzero(iv, sizeof(iv));
return (error);
}