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authorDan Carpenter <dan.carpenter@oracle.com>2016-04-06 21:38:56 +0300
committerJoerg Roedel <jroedel@suse.de>2016-04-07 14:51:47 +0200
commit0b74ecdfbea893ae585bc694136a3f50f5856cfe (patch)
treebf4be392163f8fa2ca69b5597536c523d78e5779
parentfbedd9b9905c1643b9f7244d88999e39632bbd87 (diff)
downloadlinux-sh-0b74ecdfbea893ae585bc694136a3f50f5856cfe.tar.gz
iommu/vt-d: Silence an uninitialized variable warning
My static checker complains that "dma_alias" is uninitialized unless we are dealing with a pci device. This is true but harmless. Anyway, we can flip the condition around to silence the warning. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
-rw-r--r--drivers/iommu/intel-iommu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index a2e1b7f14df2..e1852e845d21 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2458,7 +2458,7 @@ static struct dmar_domain *get_domain_for_dev(struct device *dev, int gaw)
}
/* register PCI DMA alias device */
- if (req_id != dma_alias && dev_is_pci(dev)) {
+ if (dev_is_pci(dev) && req_id != dma_alias) {
tmp = dmar_insert_one_dev_info(iommu, PCI_BUS_NUM(dma_alias),
dma_alias & 0xff, NULL, domain);