Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f8b33fdfafea0f909712a55fbb3d83b89f70f3f5
Commit: f8b33fdfafea0f909712a55fbb3d83b89f70f3f5
Parent: 46479b432989d61c6f676adf21b4f4d8abd7bc26
Author: Pavel Emelyanov <[EMAIL PROTECTED]>
AuthorDate: Wed Dec 5 21:20:50 2007 -0800
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 14:56:38 2008 -0800
[ARP]: Consolidate some code in arp_req_set/delete_publc
The PROXY_ARP is set on devconfigs in a similar way in
both calls.
Signed-off-by: Pavel Emelyanov <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/ipv4/arp.c | 41 +++++++++++++++++++----------------------
1 files changed, 19 insertions(+), 22 deletions(-)
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index e947ad9..477f3e5 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -952,6 +952,19 @@ out_of_mem:
* Set (create) an ARP cache entry.
*/
+static int arp_req_set_proxy(struct net_device *dev, int on)
+{
+ if (dev == NULL) {
+ IPV4_DEVCONF_ALL(PROXY_ARP) = on;
+ return 0;
+ }
+ if (__in_dev_get_rtnl(dev)) {
+ IN_DEV_CONF_SET(__in_dev_get_rtnl(dev), PROXY_ARP, on);
+ return 0;
+ }
+ return -ENXIO;
+}
+
static int arp_req_set_public(struct arpreq *r, struct net_device *dev)
{
__be32 ip = ((struct sockaddr_in *)&r->arp_pa)->sin_addr.s_addr;
@@ -970,15 +983,8 @@ static int arp_req_set_public(struct arpreq *r, struct
net_device *dev)
return -ENOBUFS;
return 0;
}
- if (dev == NULL) {
- IPV4_DEVCONF_ALL(PROXY_ARP) = 1;
- return 0;
- }
- if (__in_dev_get_rtnl(dev)) {
- IN_DEV_CONF_SET(__in_dev_get_rtnl(dev), PROXY_ARP, 1);
- return 0;
- }
- return -ENXIO;
+
+ return arp_req_set_proxy(dev, 1);
}
static int arp_req_set(struct arpreq *r, struct net_device * dev)
@@ -1082,19 +1088,10 @@ static int arp_req_delete_public(struct arpreq *r,
struct net_device *dev)
if (mask == htonl(0xFFFFFFFF))
return pneigh_delete(&arp_tbl, &ip, dev);
- if (mask == 0) {
- if (dev == NULL) {
- IPV4_DEVCONF_ALL(PROXY_ARP) = 0;
- return 0;
- }
- if (__in_dev_get_rtnl(dev)) {
- IN_DEV_CONF_SET(__in_dev_get_rtnl(dev),
- PROXY_ARP, 0);
- return 0;
- }
- return -ENXIO;
- }
- return -EINVAL;
+ if (mask)
+ return -EINVAL;
+
+ return arp_req_set_proxy(dev, 0);
}
static int arp_req_delete(struct arpreq *r, struct net_device * dev)
-
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