[PATCH v2 07/15] NULL noise: drivers/pci/dmar.c

[Hannes Eder]

Fix this sparse warning(s):
  drivers/pci/dmar.c:782:29: warning: Using plain integer as NULL pointer
  drivers/pci/dmar.c:790:29: warning: Using plain integer as NULL pointer

Signed-off-by: Hannes Eder <hannes@xxxxxxxxxxxxxx>
---
v2: other subject, as suggested by Al Viro

 drivers/pci/dmar.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index 5f33340..4b654b2 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -779,7 +779,7 @@ int dmar_enable_qi(struct intel_iommu *iommu)
 	qi->desc = (void *)(get_zeroed_page(GFP_KERNEL));
 	if (!qi->desc) {
 		kfree(qi);
-		iommu->qi = 0;
+		iommu->qi = NULL;
 		return -ENOMEM;
 	}
 
@@ -787,7 +787,7 @@ int dmar_enable_qi(struct intel_iommu *iommu)
 	if (!qi->desc_status) {
 		free_page((unsigned long) qi->desc);
 		kfree(qi);
-		iommu->qi = 0;
+		iommu->qi = NULL;
 		return -ENOMEM;
 	}
 

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