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Date: Tue, 31 May 2016 13:28:54 -0600 From: Alex Williamson <alex.williamson@...hat.com> To: kvm@...r.kernel.org Cc: alex.williamson@...hat.com, linux-kernel@...r.kernel.org Subject: [PATCH] vfio/type1: Fix build warning This function cannot actually be called with npage = 0, so in practice this doesn't return an uninitialized value. Signed-off-by: Alex Williamson <alex.williamson@...hat.com> --- drivers/vfio/vfio_iommu_type1.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c index 15a6582..2ba1942 100644 --- a/drivers/vfio/vfio_iommu_type1.c +++ b/drivers/vfio/vfio_iommu_type1.c @@ -515,7 +515,7 @@ static int map_try_harder(struct vfio_domain *domain, dma_addr_t iova, unsigned long pfn, long npage, int prot) { long i; - int ret; + int ret = 0; for (i = 0; i < npage; i++, pfn++, iova += PAGE_SIZE) { ret = iommu_map(domain->domain, iova,
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