watchdog: Convert to devm_ioremap_resource()
Convert all uses of devm_request_and_ioremap() to the newly introduced
devm_ioremap_resource() which provides more consistent error handling.
devm_ioremap_resource() provides its own error messages so all explicit
error messages can be removed from the failure code paths.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Cc: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/watchdog/txx9wdt.c b/drivers/watchdog/txx9wdt.c
index b04c92b..88f23c5 100644
--- a/drivers/watchdog/txx9wdt.c
+++ b/drivers/watchdog/txx9wdt.c
@@ -121,9 +121,9 @@
}
res = platform_get_resource(dev, IORESOURCE_MEM, 0);
- txx9wdt_reg = devm_request_and_ioremap(&dev->dev, res);
- if (!txx9wdt_reg) {
- ret = -EBUSY;
+ txx9wdt_reg = devm_ioremap_resource(&dev->dev, res);
+ if (IS_ERR(txx9wdt_reg)) {
+ ret = PTR_ERR(txx9wdt_reg);
goto exit;
}