[dpdk-dev] [PATCH] compress/isal: fixes offset check

Lee Daly lee.daly at intel.com
Tue Jul 31 13:08:36 CEST 2018


This commit fixes an offset check in decompression which was checking
destination offset size against dst data_len rather than checking
against dst pkt_len as required.

Fixes:788e748d3845 ("compress/isal: support chained mbufs")

Signed-off-by: Lee Daly <lee.daly at intel.com>
---
 drivers/compress/isal/isal_compress_pmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/compress/isal/isal_compress_pmd.c b/drivers/compress/isal/isal_compress_pmd.c
index e75f48d..aef56e3 100644
--- a/drivers/compress/isal/isal_compress_pmd.c
+++ b/drivers/compress/isal/isal_compress_pmd.c
@@ -483,7 +483,7 @@ process_isal_inflate(struct rte_comp_op *op, struct isal_comp_qp *qp)
 		return -1;
 	}
 
-	if (op->dst.offset > op->m_dst->data_len) {
+	if (op->dst.offset > op->m_dst->pkt_len) {
 		ISAL_PMD_LOG(ERR, "Output mbuf not big enough for length and "
 				"offset provided.\n");
 		op->status = RTE_COMP_OP_STATUS_INVALID_ARGS;
-- 
2.7.4



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