inet: frags: rename last_in to flags

The last_in field has been used to store various flags different from
first/last frag in so give it a more descriptive name: flags.

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 15 insertions, 15 deletions

diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 3d4bccf6d67d..cca686e42b97 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -222,7 +222,7 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb,
 	int offset, end;
 	u8 ecn;
 
-	if (fq->q.last_in & INET_FRAG_COMPLETE) {
+	if (fq->q.flags & INET_FRAG_COMPLETE) {
 		pr_debug("Already completed\n");
 		goto err;
 	}
@@ -253,11 +253,11 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb,
 		 * or have different end, the segment is corrupted.
 		 */
 		if (end < fq->q.len ||
-		    ((fq->q.last_in & INET_FRAG_LAST_IN) && end != fq->q.len)) {
+		    ((fq->q.flags & INET_FRAG_LAST_IN) && end != fq->q.len)) {
 			pr_debug("already received last fragment\n");
 			goto err;
 		}
-		fq->q.last_in |= INET_FRAG_LAST_IN;
+		fq->q.flags |= INET_FRAG_LAST_IN;
 		fq->q.len = end;
 	} else {
 		/* Check if the fragment is rounded to 8 bytes.
@@ -272,7 +272,7 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb,
 		}
 		if (end > fq->q.len) {
 			/* Some bits beyond end -> corruption. */
-			if (fq->q.last_in & INET_FRAG_LAST_IN) {
+			if (fq->q.flags & INET_FRAG_LAST_IN) {
 				pr_debug("last packet already reached.\n");
 				goto err;
 			}
@@ -354,7 +354,7 @@ found:
 	 */
 	if (offset == 0) {
 		fq->nhoffset = nhoff;
-		fq->q.last_in |= INET_FRAG_FIRST_IN;
+		fq->q.flags |= INET_FRAG_FIRST_IN;
 	}
 
 	return 0;
@@ -617,7 +617,7 @@ struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user)
 		goto ret_orig;
 	}
 
-	if (fq->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
+	if (fq->q.flags == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
 	    fq->q.meat == fq->q.len) {
 		ret_skb = nf_ct_frag6_reasm(fq, dev);
 		if (ret_skb == NULL)
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 512ccc027ce3..b4baceed0d0d 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -131,7 +131,7 @@ void ip6_expire_frag_queue(struct net *net, struct frag_queue *fq,
 
 	spin_lock(&fq->q.lock);
 
-	if (fq->q.last_in & INET_FRAG_COMPLETE)
+	if (fq->q.flags & INET_FRAG_COMPLETE)
 		goto out;
 
 	inet_frag_kill(&fq->q, frags);
@@ -141,13 +141,13 @@ void ip6_expire_frag_queue(struct net *net, struct frag_queue *fq,
 	if (!dev)
 		goto out_rcu_unlock;
 
-	if (!(fq->q.last_in & INET_FRAG_EVICTED))
+	if (!(fq->q.flags & INET_FRAG_EVICTED))
 		IP6_INC_STATS_BH(net, __in6_dev_get(dev),
 				 IPSTATS_MIB_REASMTIMEOUT);
 	IP6_INC_STATS_BH(net, __in6_dev_get(dev), IPSTATS_MIB_REASMFAILS);
 
 	/* Don't send error if the first segment did not arrive. */
-	if (!(fq->q.last_in & INET_FRAG_FIRST_IN) || !fq->q.fragments)
+	if (!(fq->q.flags & INET_FRAG_FIRST_IN) || !fq->q.fragments)
 		goto out_rcu_unlock;
 
 	/*
@@ -209,7 +209,7 @@ static int ip6_frag_queue(struct frag_queue *fq, struct sk_buff *skb,
 	struct net *net = dev_net(skb_dst(skb)->dev);
 	u8 ecn;
 
-	if (fq->q.last_in & INET_FRAG_COMPLETE)
+	if (fq->q.flags & INET_FRAG_COMPLETE)
 		goto err;
 
 	offset = ntohs(fhdr->frag_off) & ~0x7;
@@ -240,9 +240,9 @@ static int ip6_frag_queue(struct frag_queue *fq, struct sk_buff *skb,
 		 * or have different end, the segment is corrupted.
 		 */
 		if (end < fq->q.len ||
-		    ((fq->q.last_in & INET_FRAG_LAST_IN) && end != fq->q.len))
+		    ((fq->q.flags & INET_FRAG_LAST_IN) && end != fq->q.len))
 			goto err;
-		fq->q.last_in |= INET_FRAG_LAST_IN;
+		fq->q.flags |= INET_FRAG_LAST_IN;
 		fq->q.len = end;
 	} else {
 		/* Check if the fragment is rounded to 8 bytes.
@@ -260,7 +260,7 @@ static int ip6_frag_queue(struct frag_queue *fq, struct sk_buff *skb,
 		}
 		if (end > fq->q.len) {
 			/* Some bits beyond end -> corruption. */
-			if (fq->q.last_in & INET_FRAG_LAST_IN)
+			if (fq->q.flags & INET_FRAG_LAST_IN)
 				goto err;
 			fq->q.len = end;
 		}
@@ -335,10 +335,10 @@ found:
 	 */
 	if (offset == 0) {
 		fq->nhoffset = nhoff;
-		fq->q.last_in |= INET_FRAG_FIRST_IN;
+		fq->q.flags |= INET_FRAG_FIRST_IN;
 	}
 
-	if (fq->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
+	if (fq->q.flags == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
 	    fq->q.meat == fq->q.len) {
 		int res;
 		unsigned long orefdst = skb->_skb_refdst;