[PATCH ipsec] xfrm: Export symbol xfrm_dev_state_delete.

[Steffen Klassert <steffen.klassert@secunet.com>]

This fixes a build failure if xfrm_user is build as a module.

Fixes: 07b87f9eea0c ("xfrm: Fix unregister netdevice hang on hardware offload.")
Reported-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
---
 net/xfrm/xfrm_state.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index d531d2a1fae2..936f9348e5f6 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -698,6 +698,7 @@ void xfrm_dev_state_delete(struct xfrm_state *x)
 		spin_unlock_bh(&xfrm_state_dev_gc_lock);
 	}
 }
+EXPORT_SYMBOL_GPL(xfrm_dev_state_delete);
 
 void xfrm_dev_state_free(struct xfrm_state *x)
 {
-- 
2.34.1