The first argument to the WARN() macro has to be a condition. I'm sort
of disappointed that this code doesn't generate a compiler warning. I
guess -Wformat-extra-args doesn't work in the kernel.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index de632da..9da0703 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -682,7 +682,7 @@ static int vfio_group_nb_add_dev(struct vfio_group *group, struct device *dev)
return 0;
/* TODO Prevent device auto probing */
- WARN("Device %s added to live group %d!\n", dev_name(dev),
+ WARN(1, "Device %s added to live group %d!\n", dev_name(dev),
iommu_group_id(group->iommu_group));
return 0;
--
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