Messages in this thread Patch in this message | | | From | Wei Yongjun <> | Subject | [PATCH -next] um: vector: fix missing unlock on error in vector_net_open() | Date | Fri, 5 Jan 2018 07:22:52 +0000 |
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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> --- arch/um/drivers/vector_kern.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c index d1d5301..bb83a2d 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);
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