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| author | James Morris <jmorris@namei.org> | 2011-06-30 12:43:56 +0400 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2011-06-30 12:43:56 +0400 |
| commit | 5b944a71a192977c1c018bbcfa0c52dca48e2368 (patch) | |
| tree | 9f234c4a93bb28890ad086c846d2bf0b35f7f7ae /net/core/netpoll.c | |
| parent | 0e4ae0e0dec634b2ae53ac57d14141b140467dbe (diff) | |
| parent | c017d0d1351f916c0ced3f358afc491fdcf490b4 (diff) | |
| download | linux-5b944a71a192977c1c018bbcfa0c52dca48e2368.tar.xz | |
Merge branch 'linus' into next
Diffstat (limited to 'net/core/netpoll.c')
| -rw-r--r-- | net/core/netpoll.c | 7 |
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; |