net/enic: fix assignment

As it stands, the existing assignment to mbuf has no effect outside of
the function.  Prior to this change, the mbuf argument would contain
an invalid address, but it would not be null.  After this change, the
caller gets a null mbuf back.

Fixes: 947d860c821f ("enic: improve Rx performance")
Cc: stable@dpdk.org
Signed-off-by: Aaron Conole <aconole@redhat.com>
Reviewed-by: John Daley <johndale@cisco.com>

diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 9b0439b9691d18185920382e5abfa16011b2deab..cac8b66cf4e38262d77d7e01b82861b277ece02e 100644 (file)
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -224,7 +224,7 @@ enic_free_rq_buf(struct rte_mbuf **mbuf)
                return;
 
        rte_pktmbuf_free(*mbuf);
-       mbuf = NULL;
+       *mbuf = NULL;
 }
 
 void enic_init_vnic_resources(struct enic *enic)