[PATCH] Input: add printf attribute to log function

From: Tom Rix <trix@redhat.com>

Attributing the function allows the compiler to more thoroughly
check the use of the function with -Wformat and similar flags.

Signed-off-by: Tom Rix <trix@redhat.com>
---
 drivers/input/rmi4/rmi_bus.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/input/rmi4/rmi_bus.h b/drivers/input/rmi4/rmi_bus.h
index 25df6320f9f1..62a93d7d98f8 100644
--- a/drivers/input/rmi4/rmi_bus.h
+++ b/drivers/input/rmi4/rmi_bus.h

@@ -195,5 +195,6 @@ int rmi_of_property_read_u32(struct device *dev, u32 *result,
 #define RMI_DEBUG_FN			BIT(2)
 #define RMI_DEBUG_2D_SENSOR		BIT(3)
 
+__printf(3, 4)
 void rmi_dbg(int flags, struct device *dev, const char *fmt, ...);
 #endif

-- 
2.27.0