From: Dan Carpenter Date: Sat, 17 Oct 2015 05:18:47 +0000 (+0300) Subject: iommu/vt-d: fix a loop in prq_event_thread() X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=3c7c2f32884214e5b05da6426c6f737d3cd4efcb;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git iommu/vt-d: fix a loop in prq_event_thread() There is an extra semi-colon on this if statement so we always break on the first iteration. Fixes: 0204a4960982 ('iommu/vt-d: Add callback to device driver on page faults') Signed-off-by: Dan Carpenter Signed-off-by: David Woodhouse --- diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c index da73d2b13f54..dd871d5888c7 100644 --- a/drivers/iommu/intel-svm.c +++ b/drivers/iommu/intel-svm.c @@ -543,7 +543,7 @@ static irqreturn_t prq_event_thread(int irq, void *d) /* Accounting for major/minor faults? */ rcu_read_lock(); list_for_each_entry_rcu(sdev, &svm->devs, list) { - if (sdev->sid == PCI_DEVID(req->bus, req->devfn)); + if (sdev->sid == PCI_DEVID(req->bus, req->devfn)) break; } /* Other devices can go away, but the drivers are not permitted