[PATCH 4/6] spi: Constify spi_get_drvdata()'s spi parameter

[Geert Uytterhoeven <geert+renesas@xxxxxxxxx>]

The "spi" parameter of spi_get_drvdata() can be const.
dev_get_drvdata() has been taking a const pointer since commit
7d1d8999b4bec0ba ("i2c: Constify i2c_get_clientdata's parameter").

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
 include/linux/spi/spi.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 6097d2f5126624eb..e09a61dd34594330 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -261,7 +261,7 @@ static inline void spi_set_drvdata(struct spi_device *spi, void *data)
 	dev_set_drvdata(&spi->dev, data);
 }
 
-static inline void *spi_get_drvdata(struct spi_device *spi)
+static inline void *spi_get_drvdata(const struct spi_device *spi)
 {
 	return dev_get_drvdata(&spi->dev);
 }
-- 
2.34.1