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Open Source and information security mailing list archives
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Date: Sun, 6 Mar 2022 16:15:10 +0100 From: Andrew Lunn <andrew@...n.ch> To: Zheyu Ma <zheyuma97@...il.com> Cc: rajur@...lsio.com, davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v2] net: cxgb3: Fix an error code when probing the driver On Sun, Mar 06, 2022 at 05:56:32AM +0000, Zheyu Ma wrote: > During the process of driver probing, probe function should return < 0 > for failure, otherwise kernel will treat value >= 0 as success. > > Therefore, the driver should set 'err' to -ENODEV when > 'adapter->registered_device_map' is NULL. Otherwise kernel will assume > that the driver has been successfully probed and will cause unexpected > errors. > > Signed-off-by: Zheyu Ma <zheyuma97@...il.com> Reviewed-by: Andrew Lunn <andrew@...n.ch> Andrew
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