[PATCH 6/8] parisc/dino: use container_of in DINO_DEV

From: Christoph Hellwig
Date: Mon Jan 14 2019 - 06:24:17 EST


Use the type safe container_of macros instead of a blind cast in
DINO_DEV, and turn the macro into an inline function.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/parisc/dino.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 6f348c75687c..846b59d15999 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -154,12 +154,10 @@ struct dino_device
#endif
};

-/* Looks nice and keeps the compiler happy */
-#define DINO_DEV(d) ({ \
- void *__pdata = d; \
- BUG_ON(!__pdata); \
- (struct dino_device *)__pdata; })
-
+static inline struct dino_device *DINO_DEV(struct pci_hba_data *hba)
+{
+ return container_of(hba, struct dino_device, hba);
+}

/*
* Dino Configuration Space Accessor Functions
--
2.20.1