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authorStephen Hemminger <shemminger@linux-foundation.org>2007-03-21 14:22:44 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:48 -0700
commit9cde070874b822d4677f4f01fe146991785813b1 (patch)
tree2e3a444ad82e026237ce99a4f8cad201f6ca807d /net/bridge/br_netlink.c
parent9cf637473c8535b5abe27fee79254c2d552e042a (diff)
downloadop-kernel-dev-9cde070874b822d4677f4f01fe146991785813b1.zip
op-kernel-dev-9cde070874b822d4677f4f01fe146991785813b1.tar.gz
bridge: add support for user mode STP
This patchset based on work by Aji_Srinivas@emc.com provides allows spanning tree to be controled from userspace. Like hotplug, it uses call_usermodehelper when spanning tree is enabled so there is no visible API change. If call to start usermode STP fails it falls back to existing kernel STP. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Diffstat (limited to 'net/bridge/br_netlink.c')
-rw-r--r--net/bridge/br_netlink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a14ac51..5e84ade 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -165,7 +165,7 @@ static int br_rtm_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
return -EINVAL;
/* if kernel STP is running, don't allow changes */
- if (p->br->stp_enabled)
+ if (p->br->stp_enabled == BR_KERNEL_STP)
return -EBUSY;
if (!netif_running(dev) ||
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