watchdog: stm32: Drop unnecessary of_match_ptr()

With COMPILE_TEST recently enabled, 0-day reports a warning:

drivers/watchdog/stm32_iwdg.c:215:34: warning: 'stm32_iwdg_of_match' defined but not used [-Wunused-const-variable=]

As STM32 platforms are always used with DT, drop the of_match_ptr().

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202308211837.4VBSUAtZ-lkp@intel.com/
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20230823151059.2356881-1-robh@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

diff --git a/drivers/watchdog/stm32_iwdg.c b/drivers/watchdog/stm32_iwdg.c
index fa5e70c..d9fd50d 100644 (file)
--- a/drivers/watchdog/stm32_iwdg.c
+++ b/drivers/watchdog/stm32_iwdg.c
@@ -287,7 +287,7 @@ static struct platform_driver stm32_iwdg_driver = {
        .probe          = stm32_iwdg_probe,
        .driver = {
                .name   = "iwdg",
-               .of_match_table = of_match_ptr(stm32_iwdg_of_match),
+               .of_match_table = stm32_iwdg_of_match,
        },
 };
 module_platform_driver(stm32_iwdg_driver);