eeprom: at25: set minimum read/write access stride to 1

BugLink: https://bugs.launchpad.net/bugs/1902115
commit 284f52ac1c6cfa1b2e5c11b84653dd90e4e91de7 upstream.

SPI eeproms are addressed by byte.

Signed-off-by: Christian Eggers <ceggers@arri.de>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20200728092959.24600-1-ceggers@arri.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Ian May <ian.may@canonical.com>

diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
index cde9a2fc1325065b054bf89363f7b568e15145c9..490ff49d11edef5a5357aec9030af3ed6eaa6e3a 100644 (file)
--- a/drivers/misc/eeprom/at25.c
+++ b/drivers/misc/eeprom/at25.c
@@ -358,7 +358,7 @@ static int at25_probe(struct spi_device *spi)
        at25->nvmem_config.reg_read = at25_ee_read;
        at25->nvmem_config.reg_write = at25_ee_write;
        at25->nvmem_config.priv = at25;
-       at25->nvmem_config.stride = 4;
+       at25->nvmem_config.stride = 1;
        at25->nvmem_config.word_size = 1;
        at25->nvmem_config.size = chip.byte_len;