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authorTony Lindgren <tony@atomide.com>2011-06-14 05:53:42 -0700
committerTony Lindgren <tony@atomide.com>2011-06-14 05:53:42 -0700
commitb8ce9fb8e18af7466e0b915bb5979322cdace322 (patch)
treeeec6f9b58ce154fd863f0f78b374a697a5a7139b /net/core/netpoll.c
parentc8e0bf95fc01d6e2ca585fe08010800b6c56e823 (diff)
parente9e35c5a2b2c803b5e2f25906d8ffe110670ceb6 (diff)
Merge branch 'fixes-v3.0-rc3' into devel-fixes
Diffstat (limited to 'net/core/netpoll.c')
-rw-r--r--net/core/netpoll.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 2d7d6d473781..18d9cbda3a39 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -792,6 +792,13 @@ int netpoll_setup(struct netpoll *np)
return -ENODEV;
}
+ if (ndev->master) {
+ printk(KERN_ERR "%s: %s is a slave device, aborting.\n",
+ np->name, np->dev_name);
+ err = -EBUSY;
+ goto put;
+ }
+
if (!netif_running(ndev)) {
unsigned long atmost, atleast;