rtc: nvmem: use devm_nvmem_register()

Use the resource managed variant of nvmem_register().

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

1 files changed, 1 insertions, 6 deletions

diff --git a/drivers/rtc/nvmem.c b/drivers/rtc/nvmem.c
index 36ab183c42f1..2a7220d8b02d 100644
--- a/drivers/rtc/nvmem.c
+++ b/drivers/rtc/nvmem.c
@@ -93,7 +93,7 @@ int rtc_nvmem_register(struct rtc_device *rtc,
 
         nvmem_config->dev = rtc->dev.parent;
         nvmem_config->owner = rtc->owner;
-        rtc->nvmem = nvmem_register(nvmem_config);
+        rtc->nvmem = devm_nvmem_register(rtc->dev.parent, nvmem_config);
         if (IS_ERR(rtc->nvmem))
                 return PTR_ERR(rtc->nvmem);
 
@@ -107,12 +107,7 @@ EXPORT_SYMBOL_GPL(rtc_nvmem_register);
 
 void rtc_nvmem_unregister(struct rtc_device *rtc)
 {
-        if (IS_ERR_OR_NULL(rtc->nvmem))
-                return;
-
         /* unregister the old ABI */
         if (rtc->nvram)
                 rtc_nvram_unregister(rtc);
-
-        nvmem_unregister(rtc->nvmem);
 }