From: Arnd Bergmann arnd@arndb.de
[ Upstream commit 48a136639ec233614a61653e19f559977d5da2b5 ]
On 32-bit architectures, the new calculation causes a build failure:
ld.lld-21: error: undefined symbol: __aeabi_uldivmod
Since neither value is ever larger than a register, cast both sides into a uintptr_t.
Fixes: 5c03f9f4d362 ("watchdog: aspeed: Update bootstatus handling") Signed-off-by: Arnd Bergmann arnd@arndb.de Reviewed-by: Guenter Roeck linux@roeck-us.net Link: https://lore.kernel.org/r/20250314160248.502324-1-arnd@kernel.org Signed-off-by: Guenter Roeck linux@roeck-us.net Signed-off-by: Wim Van Sebroeck wim@linux-watchdog.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/watchdog/aspeed_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/watchdog/aspeed_wdt.c b/drivers/watchdog/aspeed_wdt.c index 369635b38ca0e..837e15701c0e2 100644 --- a/drivers/watchdog/aspeed_wdt.c +++ b/drivers/watchdog/aspeed_wdt.c @@ -254,7 +254,7 @@ static void aspeed_wdt_update_bootstatus(struct platform_device *pdev,
if (!of_device_is_compatible(pdev->dev.of_node, "aspeed,ast2400-wdt")) { res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - idx = ((intptr_t)wdt->base & 0x00000fff) / resource_size(res); + idx = ((intptr_t)wdt->base & 0x00000fff) / (uintptr_t)resource_size(res); }
scu_base = syscon_regmap_lookup_by_compatible(scu.compatible);