[U-Boot] [PATCH] spi: spi-mem: Check if exec_op function is set before calling it

[Jagan Teki]

On Tue, Mar 26, 2019 at 2:31 PM Bernhard Messerklinger
<bernhard.messerklinger at br-automation.com> wrote:
>
> Add check if exec_op is set before calling it.
> At the moment it is called unconditionally, which leads to a crash if it
> is not set correctly.
>
> Signed-off-by: Bernhard Messerklinger <bernhard.messerklinger at br-automation.com>
> ---

Applied to u-boot-spi/master