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| author | Wei Yongjun <weiyongjun1@huawei.com> | 2018-01-05 07:22:52 +0000 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2018-02-19 19:38:51 +0100 |
| commit | 9f3199bcef11caff5e935d0565de0bdb73a3798e (patch) | |
| tree | eed27026ac8ab356641540557d5970826827022d /arch | |
| parent | f16685014e50d016629dc7af79c4d4fbbd3d9d55 (diff) | |
| download | linux-9f3199bcef11caff5e935d0565de0bdb73a3798e.tar.bz2 | |
um: vector: fix missing unlock on error in vector_net_open()
Add the missing unlock before return from function vector_net_open()
in the error handling case.
Fixes: ad1f62ab2bd4 ("High Performance UML Vector Network Driver")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/um/drivers/vector_kern.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c index d1d53015d572..bb83a2d22ac2 100644 --- a/arch/um/drivers/vector_kern.c +++ b/arch/um/drivers/vector_kern.c @@ -1156,8 +1156,10 @@ static int vector_net_open(struct net_device *dev) struct vector_device *vdevice; spin_lock_irqsave(&vp->lock, flags); - if (vp->opened) + if (vp->opened) { + spin_unlock_irqrestore(&vp->lock, flags); return -ENXIO; + } vp->opened = true; spin_unlock_irqrestore(&vp->lock, flags); |