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SubjectRe: [PATCH 4.20 129/183] net: sfp: do not probe SFP module before were attached
On Mon, Feb 25, 2019 at 10:11:42PM +0100, Greg Kroah-Hartman wrote:
>4.20-stable review patch. If anyone has any objections, please let me know.
>From: Russell King <>
>[ Upstream commit b5bfc21af5cb3d53f9cee0ef82eaa43762a90f81 ]
>When we probe a SFP module, we expect to be able to call the upstream
>device's module_insert() function so that the upstream link can be
>configured. However, when the upstream device is delayed, we currently
>may end up probing the module before the upstream device is available,
>and lose the module_insert() call.
>Avoid this by holding off probing the module until the SFP bus is
>properly connected to both the SFP socket driver and the upstream
>Signed-off-by: Russell King <>
>Signed-off-by: David S. Miller <>
>Signed-off-by: Greg Kroah-Hartman <>

This one got fixed by 87454b6edc1b0143fdb3d9853285477e95af74a4 .


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