Message ID | 20190728184138.78afc30f@endymion |
---|---|
State | Accepted |
Delegated to: | Bartosz Golaszewski |
Headers | show |
Series | [v2,1/2] eeprom: at24: make spd world-readable again | expand |
niedz., 28 lip 2019 o 18:41 Jean Delvare <jdelvare@suse.de> napisaĆ(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 <jdelvare@suse.de> > Fixes: 57d155506dd5 ("eeprom: at24: extend driver to plug into the NVMEM framework") > Cc: Andrew Lunn <andrew@lunn.ch> > Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Cc: Bartosz Golaszewski <brgl@bgdev.pl> > Cc: Arnd Bergmann <arnd@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
--- 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;
The integration of the at24 driver into the nvmem framework broke the world-readability of spd EEPROMs. Fix it. Signed-off-by: Jean Delvare <jdelvare@suse.de> Fixes: 57d155506dd5 ("eeprom: at24: extend driver to plug into the NVMEM framework") Cc: Andrew Lunn <andrew@lunn.ch> Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Bartosz Golaszewski <brgl@bgdev.pl> Cc: Arnd Bergmann <arnd@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(-)