From: Alex Williamson <alex.williamson@redhat.com>
To: kvm@vger.kernel.org
Cc: alex.williamson@redhat.com, linux-kernel@vger.kernel.org
Subject: [PATCH] vfio/type1: Fix build warning
Date: Tue, 31 May 2016 13:28:54 -0600 [thread overview]
Message-ID: <20160531192729.16701.55684.stgit@gimli.home> (raw)
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@redhat.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,
reply other threads:[~2016-05-31 19:28 UTC|newest]
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