On Mon, Apr 12, 2021 at 11:09:06AM -0700, Saravana Kannan wrote:
> commit eed6e41813deb9ee622cd9242341f21430d7789f upstream.
> 
> list_for_each_entry_safe() is only useful if we are deleting nodes in a
> linked list within the loop. It doesn't protect against other threads
> adding/deleting nodes to the list in parallel. We need to grab
> deferred_probe_mutex when traversing the deferred_probe_pending_list.
> 
> Cc: [email protected]
> Fixes: 25b4e70dcce9 ("driver core: allow stopping deferred probe after init")
> Signed-off-by: Saravana Kannan <[email protected]>
> Link: https://lore.kernel.org/r/[email protected]
> Signed-off-by: Greg Kroah-Hartman <[email protected]>
> ---
> Hi Greg,
> 
> This should apply cleanly to 4.19 and 5.4 if you think this should be
> picked up.

thanks, now queued up.

greg k-h

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