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path: root/drivers/s390/cio/vfio_ccw_cp.c
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Diffstat (limited to 'drivers/s390/cio/vfio_ccw_cp.c')
-rw-r--r--drivers/s390/cio/vfio_ccw_cp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
index 1419eaea03d8..5a9e457caef3 100644
--- a/drivers/s390/cio/vfio_ccw_cp.c
+++ b/drivers/s390/cio/vfio_ccw_cp.c
@@ -119,8 +119,10 @@ static int pfn_array_alloc_pin(struct pfn_array *pa, struct device *mdev,
sizeof(*pa->pa_iova_pfn) +
sizeof(*pa->pa_pfn),
GFP_KERNEL);
- if (unlikely(!pa->pa_iova_pfn))
+ if (unlikely(!pa->pa_iova_pfn)) {
+ pa->pa_nr = 0;
return -ENOMEM;
+ }
pa->pa_pfn = pa->pa_iova_pfn + pa->pa_nr;
ret = pfn_array_pin(pa, mdev);