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authorStephen Hemminger <shemminger@linux-foundation.org>2007-04-25 22:08:46 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:30:04 -0700
commit98486fa2f4894e2b01e325c659635596bdec1614 (patch)
tree50ec95d6b6dc050984610041415d07ccfc8f6014
parentc2886d6259b8faac4c05ffd9c3c401ac84478de0 (diff)
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[BRIDGE]: Missing rtnl.
Writing to /sys/class/net/brX/bridge/stp_state causes a warning because RTNL is not held when call br_stp_if.c Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/bridge/br_sysfs_br.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 7ec0b76cdd27..33c6c4a7c689 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -149,9 +149,11 @@ static ssize_t show_stp_state(struct device *d,
static void set_stp_state(struct net_bridge *br, unsigned long val)
{
+ rtnl_lock();
spin_unlock_bh(&br->lock);
br_stp_set_enabled(br, val);
spin_lock_bh(&br->lock);
+ rtnl_unlock();
}
static ssize_t store_stp_state(struct device *d,