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Commit d4cae562 authored by Madalin Bucur's avatar Madalin Bucur Committed by David S. Miller
Browse files

net: check return value for dst_alloc 



return value of dst_alloc must be checked before use

Signed-off-by: default avatarMadalin Bucur <madalin.bucur@freescale.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2015de5f

net/xfrm/xfrm_policy.c

+6 −4
Original line number Diff line number Diff line
@@ -1349,14 +1349,16 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family) 
		BUG();

	}

	xdst = dst_alloc(dst_ops, NULL, 0, 0, 0);

	memset(&xdst->u.rt6.rt6i_table, 0, sizeof(*xdst) - sizeof(struct dst_entry));

	xfrm_policy_put_afinfo(afinfo);



	if (likely(xdst))

	if (likely(xdst)) {

		memset(&xdst->u.rt6.rt6i_table, 0,

			sizeof(*xdst) - sizeof(struct dst_entry));

		xdst->flo.ops = &xfrm_bundle_fc_ops;

	else

	} else

		xdst = ERR_PTR(-ENOBUFS);



	xfrm_policy_put_afinfo(afinfo);



	return xdst;

}