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authorMarkus Elfring <elfring@users.sourceforge.net>2019-09-21 12:49:01 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2019-10-06 22:04:51 +0300
commit89576bebbc175711af20107d5484a487ef969cf0 (patch)
tree11c38ebd63cbe239f2617d1357ee1e06bf6e755b /drivers/rtc/rtc-r7301.c
parenteaa6ef563d1a60fbfe6c128bf8fdb74405035b0c (diff)
downloadlinux-89576bebbc175711af20107d5484a487ef969cf0.tar.xz
rtc: Use devm_platform_ioremap_resource()
Simplify probe by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Link: https://lore.kernel.org/r/4552ef52-f218-93b1-6dfa-668d137676f8@web.de Link: https://lore.kernel.org/r/5ecfcf43-d6b2-1a38-dee8-b8806f30bc83@web.de Link: https://lore.kernel.org/r/25448e11-c43f-9ae0-4c43-6f789accc026@web.de Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com> Link: https://lore.kernel.org/r/8c17a59c-82ff-aa6b-5653-a38d786d3e83@web.de Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-r7301.c')
-rw-r--r--drivers/rtc/rtc-r7301.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/rtc/rtc-r7301.c b/drivers/rtc/rtc-r7301.c
index 2498278853af..aaf1b95e3990 100644
--- a/drivers/rtc/rtc-r7301.c
+++ b/drivers/rtc/rtc-r7301.c
@@ -354,21 +354,16 @@ static void rtc7301_init(struct rtc7301_priv *priv)
static int __init rtc7301_rtc_probe(struct platform_device *dev)
{
- struct resource *res;
void __iomem *regs;
struct rtc7301_priv *priv;
struct rtc_device *rtc;
int ret;
- res = platform_get_resource(dev, IORESOURCE_MEM, 0);
- if (!res)
- return -ENODEV;
-
priv = devm_kzalloc(&dev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- regs = devm_ioremap_resource(&dev->dev, res);
+ regs = devm_platform_ioremap_resource(dev, 0);
if (IS_ERR(regs))
return PTR_ERR(regs);