The patch titled
Subject: drivers/rtc/rtc-m48t35.c: use devm_* APIs
has been added to the -mm tree. Its filename is
drivers-rtc-rtc-m48t35c-use-devm_-apis.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
Subject: drivers/rtc/rtc-m48t35.c: use devm_* APIs
devm_* functions are device managed and make cleanup code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>
Cc: Jingoo Han <jg1.han@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rtc/rtc-m48t35.c | 42 ++++++++-----------------------------
1 file changed, 10 insertions(+), 32 deletions(-)
diff -puN drivers/rtc/rtc-m48t35.c~drivers-rtc-rtc-m48t35c-use-devm_-apis drivers/rtc/rtc-m48t35.c
--- a/drivers/rtc/rtc-m48t35.c~drivers-rtc-rtc-m48t35c-use-devm_-apis
+++ a/drivers/rtc/rtc-m48t35.c
@@ -145,12 +145,11 @@ static int m48t35_probe(struct platform_
{
struct resource *res;
struct m48t35_priv *priv;
- int ret = 0;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENODEV;
- priv = kzalloc(sizeof(struct m48t35_priv), GFP_KERNEL);
+ priv = devm_kzalloc(&pdev->dev, sizeof(struct m48t35_priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
@@ -160,50 +159,29 @@ static int m48t35_probe(struct platform_
* conflicts are resolved
*/
#ifndef CONFIG_SGI_IP27
- if (!request_mem_region(res->start, priv->size, pdev->name)) {
- ret = -EBUSY;
- goto out;
- }
+ if (!devm_request_mem_region(&pdev->dev, res->start, priv->size,
+ pdev->name))
+ return -EBUSY;
#endif
priv->baseaddr = res->start;
- priv->reg = ioremap(priv->baseaddr, priv->size);
- if (!priv->reg) {
- ret = -ENOMEM;
- goto out;
- }
+ priv->reg = devm_ioremap(&pdev->dev, priv->baseaddr, priv->size);
+ if (!priv->reg)
+ return -ENOMEM;
spin_lock_init(&priv->lock);
platform_set_drvdata(pdev, priv);
- priv->rtc = rtc_device_register("m48t35", &pdev->dev,
+ priv->rtc = devm_rtc_device_register(&pdev->dev, "m48t35",
&m48t35_ops, THIS_MODULE);
- if (IS_ERR(priv->rtc)) {
- ret = PTR_ERR(priv->rtc);
- goto out;
- }
+ if (IS_ERR(priv->rtc))
+ return PTR_ERR(priv->rtc);
return 0;
-
-out:
- if (priv->reg)
- iounmap(priv->reg);
- if (priv->baseaddr)
- release_mem_region(priv->baseaddr, priv->size);
- kfree(priv);
- return ret;
}
static int m48t35_remove(struct platform_device *pdev)
{
- struct m48t35_priv *priv = platform_get_drvdata(pdev);
-
- rtc_device_unregister(priv->rtc);
- iounmap(priv->reg);
-#ifndef CONFIG_SGI_IP27
- release_mem_region(priv->baseaddr, priv->size);
-#endif
- kfree(priv);
return 0;
}
_
Patches currently in -mm which might be from sachin.kamat@xxxxxxxxxx are
linux-next.patch
drivers-video-exynos-exynos_mipi_dsic-convert-to-devm_ioremap_resource.patch
drivers-rtc-rtc-tps6586xc-remove-incorrect-use-of-rtc_device_unregister.patch
drivers-rtc-rtc-tps65910c-fix-incorrect-return-value-on-error.patch
drivers-rtc-rtc-max8997c-fix-incorrect-return-value-on-error.patch
drivers-rtc-rtc-max77686c-fix-incorrect-return-value-on-error.patch
drivers-rtc-rtc-max8907c-remove-redundant-code.patch
drivers-rtc-rtc-max77686c-use-devm_regmap_init_i2c.patch
drivers-rtc-rtc-88pm860xc-use-devm_-apis.patch
drivers-rtc-rtc-at32ap700xc-use-devm_-apis.patch
drivers-rtc-rtc-ds1305c-use-devm_-apis.patch
drivers-rtc-rtc-ds1374c-use-devm_-apis.patch
drivers-rtc-rtc-ds3232c-use-devm_-apis.patch
drivers-rtc-rtc-m48t35c-use-devm_-apis.patch
drivers-rtc-rtc-max8925c-use-devm_-apis.patch
drivers-rtc-rtc-pxac-use-devm_-apis.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
