inet6: Conversion from u8 to int

This replaces assignments of the type "int on LHS" = "u8 on RHS" with
simpler code. The LHS can express all of the unsigned right hand side
values, hence the assigned value can not be negative.

Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 10 deletions

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 93beee944657..6ad5aadf81ad 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -194,7 +194,8 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
         struct ipv6hdr *hdr;
         u8  proto = fl->proto;
         int seg_len = skb->len;
-        int hlimit, tclass;
+        int hlimit = -1;
+        int tclass = 0;
         u32 mtu;
 
         if (opt) {
@@ -237,19 +238,13 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
         /*
          *      Fill in the IPv6 header
          */
-
-        hlimit = -1;
-        if (np)
+        if (np) {
+                tclass = np->tclass;
                 hlimit = np->hop_limit;
+        }
         if (hlimit < 0)
                 hlimit = ip6_dst_hoplimit(dst);
 
-        tclass = -1;
-        if (np)
-                tclass = np->tclass;
-        if (tclass < 0)
-                tclass = 0;
-
         *(__be32 *)hdr = htonl(0x60000000 | (tclass << 20)) | fl->fl6_flowlabel;
 
         hdr->payload_len = htons(seg_len);