[PATCH] net: stmmac: Fix unbalanced IRQ wake disable warning on single irq case

[Simon Horman]

On Fri, Nov 01, 2024 at 05:17:29PM -0400, Nícolas F. R. A. Prado wrote:
> Commit a23aa0404218 ("net: stmmac: ethtool: Fixed calltrace caused by
> unbalanced disable_irq_wake calls") introduced checks to prevent
> unbalanced enable and disable IRQ wake calls. However it only
> initialized the auxiliary variable on one of the paths,
> stmmac_request_irq_multi_msi(), missing the other,
> stmmac_request_irq_single().
> 
> Add the same initialization on stmmac_request_irq_single() to prevent
> "Unbalanced IRQ <x> wake disable" warnings from being printed the first
> time disable_irq_wake() is called on platforms that run on that code
> path.
> 
> Fixes: a23aa0404218 ("net: stmmac: ethtool: Fixed calltrace caused by unbalanced disable_irq_wake calls")
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado at collabora.com>

Reviewed-by: Simon Horman <horms at kernel.org>