[PATCH] mtd: mchp23k256: propagate return value of spi_sync()

[Andrew Lunn]

On Sun, Dec 10, 2017 at 04:19:56PM +0100, Antonio Borneo wrote:
> The call to spi_sync() can fail.
> Check the return value and propagate it.
> 
> Signed-off-by: Antonio Borneo <borneo.antonio at gmail.com>

Reviewed-by: Andrew Lunn <andrew at lunn.ch>

    Andrew