[IPSEC]: Add missing sg_init_table() calls to ESP.

Signed-off-by: David S. Miller <davem@davemloft.net>
git-mirror · Oct 26, 2007 · ed0e7e0 · ed0e7e0
1 parent b733588
commit ed0e7e0
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Showing 2 changed files with 4 additions and 0 deletions.
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
@@ -110,6 +110,7 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
 			if (!sg)
 				goto unlock;
 		}
+		sg_init_table(sg, nfrags);
 		skb_to_sgvec(skb, sg, esph->enc_data+esp->conf.ivlen-skb->data, clen);
 		err = crypto_blkcipher_encrypt(&desc, sg, sg, clen);
 		if (unlikely(sg != &esp->sgbuf[0]))
@@ -201,6 +202,7 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
 		if (!sg)
 			goto out;
 	}
+	sg_init_table(sg, nfrags);
 	skb_to_sgvec(skb, sg, sizeof(*esph) + esp->conf.ivlen, elen);
 	err = crypto_blkcipher_decrypt(&desc, sg, sg, elen);
 	if (unlikely(sg != &esp->sgbuf[0]))

diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
@@ -109,6 +109,7 @@ static int esp6_output(struct xfrm_state *x, struct sk_buff *skb)
 			if (!sg)
 				goto unlock;
 		}
+		sg_init_table(sg, nfrags);
 		skb_to_sgvec(skb, sg, esph->enc_data+esp->conf.ivlen-skb->data, clen);
 		err = crypto_blkcipher_encrypt(&desc, sg, sg, clen);
 		if (unlikely(sg != &esp->sgbuf[0]))
@@ -205,6 +206,7 @@ static int esp6_input(struct xfrm_state *x, struct sk_buff *skb)
 				goto out;
 			}
 		}
+		sg_init_table(sg, nfrags);
 		skb_to_sgvec(skb, sg, sizeof(*esph) + esp->conf.ivlen, elen);
 		ret = crypto_blkcipher_decrypt(&desc, sg, sg, elen);
 		if (unlikely(sg != &esp->sgbuf[0]))