[dpdk-stable] [PATCH v5 04/15] crypto: fix raw process for multi-seg case

Hemant Agrawal hemant.agrawal at nxp.com
Sun Oct 17 18:16:40 CEST 2021


From: Gagandeep Singh <g.singh at nxp.com>

If no next segment available the “for” loop will fail and it still
returns i+1 i.e. 2, which is wrong as it has filled only 1 buffer.

Fixes: 7adf992fb9bf ("cryptodev: introduce CPU crypto API")
Cc: marcinx.smoczynski at intel.com
Cc: stable at dpdk.org

Signed-off-by: Gagandeep Singh <g.singh at nxp.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
---
 lib/cryptodev/rte_crypto_sym.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/cryptodev/rte_crypto_sym.h b/lib/cryptodev/rte_crypto_sym.h
index c907b1646d..daa090b978 100644
--- a/lib/cryptodev/rte_crypto_sym.h
+++ b/lib/cryptodev/rte_crypto_sym.h
@@ -990,6 +990,7 @@ rte_crypto_mbuf_to_vec(const struct rte_mbuf *mb, uint32_t ofs, uint32_t len,
 			/* whole requested data is completed */
 			vec[i].len = left;
 			left = 0;
+			i++;
 			break;
 		}
 
@@ -999,7 +1000,7 @@ rte_crypto_mbuf_to_vec(const struct rte_mbuf *mb, uint32_t ofs, uint32_t len,
 	}
 
 	RTE_ASSERT(left == 0);
-	return i + 1;
+	return i;
 }
 
 
-- 
2.17.1



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