The driver uses u32 and relies on an implicit inclusion of <linux/types.h>. It is good practice to directly include all headers used, it avoids implicit dependencies and spurious breakage if someone rearranges headers and causes the implicit include to vanish. Include the missing header. Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxx> --- drivers/spi/spi-s3c64xx.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index b1564a447a6e..0a30d034e288 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -17,6 +17,7 @@ #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/spi/spi.h> +#include <linux/types.h> #define MAX_SPI_PORTS 16 #define S3C64XX_SPI_QUIRK_CS_AUTO (1 << 1) -- 2.43.0.687.g38aa6559b0-goog
