niedz., 28 lip 2019 o 18:41 Jean Delvare <jdelv...@suse.de> napisał(a):
>
> The integration of the at24 driver into the nvmem framework broke the
> world-readability of spd EEPROMs. Fix it.
>
> Signed-off-by: Jean Delvare <jdelv...@suse.de>
> Fixes: 57d155506dd5 ("eeprom: at24: extend driver to plug into the NVMEM
> framework")
> Cc: Andrew Lunn <and...@lunn.ch>
> Cc: Srinivas Kandagatla <srinivas.kandaga...@linaro.org>
> Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
> Cc: Bartosz Golaszewski <b...@bgdev.pl>
> Cc: Arnd Bergmann <a...@arndb.de>
> ---
> Note: This is only the 1st half of the fix, the nvmem core driver
> also needs to be fixed.
>
> Changes since V1:
> * Split into 2 patches, one to the at24 driver and one to the nvmem
> core.
>
> drivers/misc/eeprom/at24.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> --- linux-5.1.orig/drivers/misc/eeprom/at24.c 2019-07-28 16:52:06.550918923
> +0200
> +++ linux-5.1/drivers/misc/eeprom/at24.c 2019-07-28 16:53:28.104167083
> +0200
> @@ -719,7 +719,7 @@ static int at24_probe(struct i2c_client
> nvmem_config.name = dev_name(dev);
> nvmem_config.dev = dev;
> nvmem_config.read_only = !writable;
> - nvmem_config.root_only = true;
> + nvmem_config.root_only = !(flags & AT24_FLAG_IRUGO);
> nvmem_config.owner = THIS_MODULE;
> nvmem_config.compat = true;
> nvmem_config.base_dev = dev;
>
>
> --
> Jean Delvare
> SUSE L3 Support
Applied to fixes.
Bart
