[PATCH 5/8] vfio/mdev: remove mdev_from_dev

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Just open code it in the only caller.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 drivers/vfio/mdev/mdev_core.c | 6 ++----
 include/linux/mdev.h          | 4 ----
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index 34b01d45cfe9f..3575e893b5e43 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -56,10 +56,8 @@ static void mdev_device_remove_common(struct mdev_device *mdev)
 
 static int mdev_device_remove_cb(struct device *dev, void *data)
 {
-	struct mdev_device *mdev = mdev_from_dev(dev);
-
-	if (mdev)
-		mdev_device_remove_common(mdev);
+	if (dev->bus == &mdev_bus_type)
+		mdev_device_remove_common(to_mdev_device(dev));
 	return 0;
 }
 
diff --git a/include/linux/mdev.h b/include/linux/mdev.h
index cbb53dcd20d9d..5811b5a52a511 100644
--- a/include/linux/mdev.h
+++ b/include/linux/mdev.h
@@ -102,9 +102,5 @@ static inline struct device *mdev_dev(struct mdev_device *mdev)
 {
 	return &mdev->dev;
 }
-static inline struct mdev_device *mdev_from_dev(struct device *dev)
-{
-	return dev->bus == &mdev_bus_type ? to_mdev_device(dev) : NULL;
-}
 
 #endif /* MDEV_H */
-- 
2.30.2




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