common/dpaax: fix short MAC-I IV calculation for ZUC

Fixing the IV calculation for ZUC based short MAC-I
as per the HW security engine guidelines.

Fixes: 73a24060cd70 ("crypto/dpaa2_sec: add sample PDCP descriptor APIs")
Cc: stable@dpdk.org
Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>

diff --git a/drivers/common/dpaax/caamflib/desc/pdcp.h b/drivers/common/dpaax/caamflib/desc/pdcp.h
index 46153b9..289ee2a 100644 (file)
--- a/drivers/common/dpaax/caamflib/desc/pdcp.h
+++ b/drivers/common/dpaax/caamflib/desc/pdcp.h
@@ -3066,7 +3066,7 @@ cnstr_shdsc_pdcp_short_mac(uint32_t *descbuf,
 
        case PDCP_AUTH_TYPE_ZUC:
                iv[0] = 0xFFFFFFFF;
-               iv[1] = swap ? swab32(0xFC000000) : 0xFC000000;
+               iv[1] = swab32(0xFC000000);
                iv[2] = 0x00000000; /* unused */
 
                KEY(p, KEY2, authdata->key_enc_flags, authdata->key,