Commit 99897efd authored Dec 15, 2017 by Heiner Kallweit Committed by Greg Kroah-Hartman Dec 19, 2017

nvmem: core: let stride and word_size default to 1

If the caller doesn't set stride and/or word_size in struct nvmem_config
then nvmem_register accepts this but we may face strange effects later
due to both values being 0. Therefore use 1 as default for both values.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 9f3044c3

drivers/nvmem/core.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -464,8 +464,8 @@ struct nvmem_device nvmem_register(const struct nvmem_config config)
		nvmem->owner = config->owner;
		if (!nvmem->owner && config->dev->driver)
		nvmem->owner = config->dev->driver->owner;
		nvmem->stride = config->stride;
		nvmem->word_size = config->word_size;
		nvmem->stride = config->stride ?: 1;
		nvmem->word_size = config->word_size ?: 1;
		nvmem->size = config->size;
		nvmem->dev.type = &nvmem_provider_type;
		nvmem->dev.bus = &nvmem_bus_type;