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Diffstat (limited to 'net/xfrm/xfrm_state.c')
-rw-r--r--net/xfrm/xfrm_state.c23
1 files changed, 0 insertions, 23 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 15734adc9367..0ecec34d265a 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1152,29 +1152,6 @@ int xfrm_state_check_expire(struct xfrm_state *x)
1152} 1152}
1153EXPORT_SYMBOL(xfrm_state_check_expire); 1153EXPORT_SYMBOL(xfrm_state_check_expire);
1154 1154
1155static int xfrm_state_check_space(struct xfrm_state *x, struct sk_buff *skb)
1156{
1157 int nhead = x->props.header_len + LL_RESERVED_SPACE(skb->dst->dev)
1158 - skb_headroom(skb);
1159
1160 if (nhead > 0)
1161 return pskb_expand_head(skb, nhead, 0, GFP_ATOMIC);
1162
1163 /* Check tail too... */
1164 return 0;
1165}
1166
1167int xfrm_state_check(struct xfrm_state *x, struct sk_buff *skb)
1168{
1169 int err = xfrm_state_check_expire(x);
1170 if (err < 0)
1171 goto err;
1172 err = xfrm_state_check_space(x, skb);
1173err:
1174 return err;
1175}
1176EXPORT_SYMBOL(xfrm_state_check);
1177
1178struct xfrm_state * 1155struct xfrm_state *
1179xfrm_state_lookup(xfrm_address_t *daddr, __be32 spi, u8 proto, 1156xfrm_state_lookup(xfrm_address_t *daddr, __be32 spi, u8 proto,
1180 unsigned short family) 1157 unsigned short family)