ipv4: do clean up with spaces

Fix checkpatch errors like:
ERROR: spaces required around that XXX

Signed-off-by: Weilong Chen <chenweilong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 6 deletions

diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index ec7264514a82..dd9d90b44f97 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -167,7 +167,7 @@ int ip_options_echo(struct ip_options *dopt, struct sk_buff *skb)
                 soffset -= 4;
                 if (soffset > 3) {
                         memcpy(&faddr, &start[soffset-1], 4);
-                        for (soffset-=4, doffset=4; soffset > 3; soffset-=4, doffset+=4)
+                        for (soffset -= 4, doffset = 4; soffset > 3; soffset -= 4, doffset += 4)
                                 memcpy(&dptr[doffset-1], &start[soffset-1], 4);
                         /*
                          * RFC1812 requires to fix illegal source routes.
@@ -227,7 +227,7 @@ void ip_options_fragment(struct sk_buff *skb)
                         continue;
                 }
                 optlen = optptr[1];
-                if (optlen<2 || optlen>l)
+                if (optlen < 2 || optlen > l)
                   return;
                 if (!IPOPT_COPIED(*optptr))
                         memset(optptr, IPOPT_NOOP, optlen);
@@ -276,7 +276,7 @@ int ip_options_compile(struct net *net,
         for (l = opt->optlen; l > 0; ) {
                 switch (*optptr) {
                       case IPOPT_END:
-                        for (optptr++, l--; l>0; optptr++, l--) {
+                        for (optptr++, l--; l > 0; optptr++, l--) {
                                 if (*optptr != IPOPT_END) {
                                         *optptr = IPOPT_END;
                                         opt->is_changed = 1;
@@ -289,7 +289,7 @@ int ip_options_compile(struct net *net,
                         continue;
                 }
                 optlen = optptr[1];
-                if (optlen<2 || optlen>l) {
+                if (optlen < 2 || optlen > l) {
                         pp_ptr = optptr;
                         goto error;
                 }
@@ -572,7 +572,7 @@ void ip_forward_options(struct sk_buff *skb)
 
                 optptr = raw + opt->srr;
 
-                for ( srrptr=optptr[2], srrspace = optptr[1];
+                for ( srrptr = optptr[2], srrspace = optptr[1];
                      srrptr <= srrspace;
                      srrptr += 4
                      ) {
@@ -628,7 +628,7 @@ int ip_options_rcv_srr(struct sk_buff *skb)
         if (rt->rt_type != RTN_LOCAL)
                 return -EINVAL;
 
-        for (srrptr=optptr[2], srrspace = optptr[1]; srrptr <= srrspace; srrptr += 4) {
+        for (srrptr = optptr[2], srrspace = optptr[1]; srrptr <= srrspace; srrptr += 4) {
                 if (srrptr + 3 > srrspace) {
                         icmp_send(skb, ICMP_PARAMETERPROB, 0, htonl((opt->srr+2)<<24));
                         return -EINVAL;