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(parent: 2cc8212) | patch
rtc: nvmem: disallow registering nvmem more than once
authorAlexandre Belloni <alexandre.belloni@bootlin.com>
Mon, 12 Feb 2018 22:47:18 +0000 (23:47 +0100)
committerAlexandre Belloni <alexandre.belloni@bootlin.com>
Wed, 14 Feb 2018 19:58:16 +0000 (20:58 +0100)
commitab3ea36eda76069ba52e9b6aef5a9370b0b462bf
treea8d02f3759f5462a49bafe06400fa803781b3dd7tree | snapshot
parent2cc8212198820487ec3fdcc7b98133701fc9dfc3commit | diff
rtc: nvmem: disallow registering nvmem more than once

Make rtc_nvmem_register return -EBUSY when an nvmem is already registered
for that RTC.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
drivers/rtc/nvmem.c diff | blob | history
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