[PATCH v2] mtd: spi-nor: core: Ignore -ENOTSUPP in spi_nor_init()

[Michael Walle]

Am 2022-09-23 11:34, schrieb Mika Westerberg:
> The Intel SPI-NOR controller does not support the 4-byte address opcode
> so ->set_4byte_addr_mode() ends up returning -ENOTSUPP and the SPI 
> flash
> chip probe fail like this:
> 
>   [ 12.291082] spi-nor: probe of spi0.0 failed with error -524
> 
> Whereas previously before commit 08412e72afba ("mtd: spi-nor: core:
> Return error code from set_4byte_addr_mode()") it worked just fine.
> 
> Fix this by ignoring -ENOTSUPP in spi_nor_init().
> 
> Fixes: 08412e72afba ("mtd: spi-nor: core: Return error code from
> set_4byte_addr_mode()")
> Cc: stable at vger.kernel.org
> Reported-by: Hongyu Ning <hongyu.ning at intel.com>
> Signed-off-by: Mika Westerberg <mika.westerberg at linux.intel.com>

Reviewed-by: Michael Walle <michael at walle.cc>

-michael