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nvmem: core: let stride and word_size default to 1

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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>
This commit is contained in:
Heiner Kallweit 2017-12-15 14:06:05 +00:00 committed by Greg Kroah-Hartman
parent 9f3044c38c
commit 99897efd5a
1 changed files with 2 additions and 2 deletions
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4
drivers/nvmem/core.c
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@ -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;