[PATCH 20/27] drivers/watchdog: don't check resource with devm_ioremap_resource

From: Wolfram Sang
Date: Tue Jul 23 2013 - 14:03:58 EST


devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx>
---
Please apply via the subsystem-tree.

drivers/watchdog/nuc900_wdt.c | 5 -----
drivers/watchdog/ts72xx_wdt.c | 10 ----------
2 files changed, 15 deletions(-)

diff --git a/drivers/watchdog/nuc900_wdt.c b/drivers/watchdog/nuc900_wdt.c
index e2b6d2c..b15b6ef 100644
--- a/drivers/watchdog/nuc900_wdt.c
+++ b/drivers/watchdog/nuc900_wdt.c
@@ -256,11 +256,6 @@ static int nuc900wdt_probe(struct platform_device *pdev)
spin_lock_init(&nuc900_wdt->wdt_lock);

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res == NULL) {
- dev_err(&pdev->dev, "no memory resource specified\n");
- return -ENOENT;
- }
-
nuc900_wdt->wdt_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(nuc900_wdt->wdt_base))
return PTR_ERR(nuc900_wdt->wdt_base);
diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c
index 4da59b4..42913f1 100644
--- a/drivers/watchdog/ts72xx_wdt.c
+++ b/drivers/watchdog/ts72xx_wdt.c
@@ -403,21 +403,11 @@ static int ts72xx_wdt_probe(struct platform_device *pdev)
}

r1 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!r1) {
- dev_err(&pdev->dev, "failed to get memory resource\n");
- return -ENODEV;
- }
-
wdt->control_reg = devm_ioremap_resource(&pdev->dev, r1);
if (IS_ERR(wdt->control_reg))
return PTR_ERR(wdt->control_reg);

r2 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (!r2) {
- dev_err(&pdev->dev, "failed to get memory resource\n");
- return -ENODEV;
- }
-
wdt->feed_reg = devm_ioremap_resource(&pdev->dev, r2);
if (IS_ERR(wdt->feed_reg))
return PTR_ERR(wdt->feed_reg);
--
1.7.10.4

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