[dpdk-dev] [PATCH 1/5] net/fm10k: fix dereference after null check coverity

Xiao Zhang xiao.zhang at intel.com
Sun Aug 4 23:00:26 CEST 2019


The address of receive queue start segment was not updated when found by
iterated checking, update the address to fix coverity issue.

Coverity issue: 343416
Fixes: fe65e1e1 ("fm10k: add vector scatter Rx")

Cc: stable at dpdk.org

Signed-off-by: Xiao Zhang <xiao.zhang at intel.com>
---
 drivers/net/fm10k/fm10k_rxtx_vec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/fm10k/fm10k_rxtx_vec.c b/drivers/net/fm10k/fm10k_rxtx_vec.c
index 788e248..9f2c4ac 100644
--- a/drivers/net/fm10k/fm10k_rxtx_vec.c
+++ b/drivers/net/fm10k/fm10k_rxtx_vec.c
@@ -676,6 +676,7 @@ fm10k_recv_scattered_pkts_vec(void *rx_queue,
 		/* find the first split flag, and only reassemble then*/
 		while (i < nb_bufs && !split_flags[i])
 			i++;
+		rxq->pkt_first_seg = rx_pkts[i];
 		if (i == nb_bufs)
 			return nb_bufs;
 	}
-- 
2.7.4



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