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vio: move to_vio_dev() to use container_of_const()
The driver core is changing to pass some pointers as const, so move to_vio_dev() to use container_of_const() to handle this change. to_vio_dev() now properly keeps the const-ness of the pointer passed into it, while as before it could be lost. Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Cc: "David S. Miller" <davem@davemloft.net> Cc: "Gustavo A. R. Silva" <gustavoars@kernel.org> Cc: Kees Cook <keescook@chromium.org> Acked-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20230111113018.459199-9-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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2 changed files with 2 additions and 8 deletions
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@ -161,10 +161,7 @@ static inline struct vio_driver *to_vio_driver(struct device_driver *drv)
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return container_of(drv, struct vio_driver, driver);
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}
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static inline struct vio_dev *to_vio_dev(struct device *dev)
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{
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return container_of(dev, struct vio_dev, dev);
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}
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#define to_vio_dev(__dev) container_of_const(__dev, struct vio_dev, dev)
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#endif /* __KERNEL__ */
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#endif /* _ASM_POWERPC_VIO_H */
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@ -488,10 +488,7 @@ static inline struct vio_driver *to_vio_driver(struct device_driver *drv)
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return container_of(drv, struct vio_driver, driver);
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}
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static inline struct vio_dev *to_vio_dev(struct device *dev)
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{
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return container_of(dev, struct vio_dev, dev);
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}
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#define to_vio_dev(__dev) container_of_const(__dev, struct vio_dev, dev)
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int vio_ldc_send(struct vio_driver_state *vio, void *data, int len);
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void vio_link_state_change(struct vio_driver_state *vio, int event);
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