Re: [PATCH net v2] net: micrel: Fix lan8841_config_intr after getting out of sleep mode

["Russell King (Oracle)" <linux@armlinux.org.uk>]

On Fri, May 24, 2024 at 10:53:50AM +0200, Horatiu Vultur wrote:
> When the interrupt is enabled, the function lan8841_config_intr tries to
> clear any pending interrupts by reading the interrupt status, then
> checks the return value for errors and then continue to enable the
> interrupt. It has been seen that once the system gets out of sleep mode,
> the interrupt status has the value 0x400 meaning that the PHY detected
> that the link was in low power. That is correct value but the problem is
> that the check is wrong.  We try to check for errors but we return an
> error also in this case which is not an error. Therefore fix this by
> returning only when there is an error.
> 
> Fixes: a8f1a19d27ef ("net: micrel: Add support for lan8841 PHY")
> Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>

LGTM.

Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Thanks!

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