windfarm: decrement client count when unregistering
commitwifi-calibrationfe2b592173
upstream. wf_unregister_client() increments the client count when a client unregisters. That is obviously incorrect. Decrement that client count instead. Fixes:75722d3992
("[PATCH] ppc64: Thermal control for SMU based machines") Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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fd9af2c0f0
commit
c014e0ffd0
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@ -435,7 +435,7 @@ int wf_unregister_client(struct notifier_block *nb)
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{
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mutex_lock(&wf_lock);
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blocking_notifier_chain_unregister(&wf_client_list, nb);
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wf_client_count++;
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wf_client_count--;
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if (wf_client_count == 0)
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wf_stop_thread();
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mutex_unlock(&wf_lock);
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