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Message-ID: <28f38d27-31a0-4369-b11d-69e94ad91e0c@lunn.ch> Date: Thu, 17 Aug 2023 14:39:25 +0200 From: Andrew Lunn <andrew@...n.ch> To: Ruan Jinjie <ruanjinjie@...wei.com> Cc: rafal@...ecki.pl, bcm-kernel-feedback-list@...adcom.com, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, opendmb@...il.com, florian.fainelli@...adcom.com, bryan.whitehead@...rochip.com, hkallweit1@...il.com, linux@...linux.org.uk, mdf@...nel.org, pgynther@...gle.com, Pavithra.Sathyanarayanan@...rochip.com, netdev@...r.kernel.org Subject: Re: [PATCH net-next v2 1/4] net: phy: fixed_phy: Fix return value check for fixed_phy_get_gpiod On Thu, Aug 17, 2023 at 08:16:28PM +0800, Ruan Jinjie wrote: > Since fixed_phy_get_gpiod() return NULL instead of ERR_PTR(), > if it fails, the IS_ERR() can never return the error. So check NULL > and return ERR_PTR(-EINVAL) if fails. > > Fixes: 71bd106d2567 ("net: fixed-phy: Add fixed_phy_register_with_gpiod() API") > Signed-off-by: Ruan Jinjie <ruanjinjie@...wei.com> Reviewed-by: Andrew Lunn <andrew@...n.ch> Andrew
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