diff options
| author | Johan Hovold <johan@kernel.org> | 2016-11-17 17:40:02 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-11-18 13:48:53 -0500 |
| commit | a7fe9d466f6a33558a38c7ca9d58bcc83512d577 (patch) | |
| tree | 18fd009f13bae6e2ac498ffedb96d089ff1ac45e /drivers/net/ethernet/ti/cpsw.c | |
| parent | 8cbcc466fd4abd38a14b9d9b76c63a2cb7006554 (diff) | |
| download | linux-a7fe9d466f6a33558a38c7ca9d58bcc83512d577.tar.bz2 | |
net: ethernet: ti: cpsw: fix secondary-emac probe error path
Make sure to deregister the primary device in case the secondary emac
fails to probe.
kernel BUG at /home/johan/work/omicron/src/linux/net/core/dev.c:7743!
...
[<c05b3dec>] (free_netdev) from [<c04fe6c0>] (cpsw_probe+0x9cc/0xe50)
[<c04fe6c0>] (cpsw_probe) from [<c047b28c>] (platform_drv_probe+0x5c/0xc0)
Fixes: d9ba8f9e6298 ("driver: net: ethernet: cpsw: dual emac interface
implementation")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ti/cpsw.c')
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index c3b78bc4fe58..11b2daef3158 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -2852,7 +2852,7 @@ static int cpsw_probe(struct platform_device *pdev) ret = cpsw_probe_dual_emac(priv); if (ret) { cpsw_err(priv, probe, "error probe slave 2 emac interface\n"); - goto clean_ale_ret; + goto clean_unregister_netdev_ret; } } @@ -2860,6 +2860,8 @@ static int cpsw_probe(struct platform_device *pdev) return 0; +clean_unregister_netdev_ret: + unregister_netdev(ndev); clean_ale_ret: cpsw_ale_destroy(cpsw->ale); clean_dma_ret: |