netdev - [PATCH V2 ipsec-next 2/2] xfrm: reset crypto_done when iterating over multiple input xfrms

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Date:   Mon,  3 Sep 2018 04:36:53 -0700
From:   Sowmini Varadhan <sowmini.varadhan@...cle.com>
To:     netdev@...r.kernel.org, steffen.klassert@...unet.com
Cc:     davem@...emloft.net, sowmini.varadhan@...cle.com
Subject: [PATCH V2 ipsec-next 2/2] xfrm: reset crypto_done when iterating over multiple input xfrms

We only support one offloaded xfrm (we do not have devices that
can handle more than one offload), so reset crypto_done in
xfrm_input() when iterating over multiple transforms in xfrm_input,
so that we can invoke the appropriate x->type->input for the
non-offloaded transforms

Fixes: d77e38e612a0 ("xfrm: Add an IPsec hardware offloading API")

Signed-off-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>
---
v2: added "Fixes" tag

 net/xfrm/xfrm_input.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index b89c9c7..be3520e 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -458,6 +458,7 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
 			XFRM_INC_STATS(net, LINUX_MIB_XFRMINHDRERROR);
 			goto drop;
 		}
+		crypto_done = false;
 	} while (!err);
 
 	err = xfrm_rcv_cb(skb, family, x->type->proto, 0);
-- 
1.7.1