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authorPaul Bolle <pebolle@tiscali.nl>2015-07-31 14:08:58 +0200
committerMichael Ellerman <mpe@ellerman.id.au>2015-08-06 15:10:20 +1000
commitfe2b592173ff0274e70dc44d1d28c19bb995aa7c (patch)
tree0d7a28d7f54f80182e9a0e0636c350451c7ef072 /drivers/macintosh
parenta825ac078b50266fb09168547752dd73c2fd4b4a (diff)
downloadop-kernel-dev-fe2b592173ff0274e70dc44d1d28c19bb995aa7c.zip
op-kernel-dev-fe2b592173ff0274e70dc44d1d28c19bb995aa7c.tar.gz
windfarm: decrement client count when unregistering
wf_unregister_client() increments the client count when a client unregisters. That is obviously incorrect. Decrement that client count instead. Fixes: 75722d3992f5 ("[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>
Diffstat (limited to 'drivers/macintosh')
-rw-r--r--drivers/macintosh/windfarm_core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/macintosh/windfarm_core.c b/drivers/macintosh/windfarm_core.c
index 3ee198b..cc7ece1 100644
--- a/drivers/macintosh/windfarm_core.c
+++ b/drivers/macintosh/windfarm_core.c
@@ -435,7 +435,7 @@ int wf_unregister_client(struct notifier_block *nb)
{
mutex_lock(&wf_lock);
blocking_notifier_chain_unregister(&wf_client_list, nb);
- wf_client_count++;
+ wf_client_count--;
if (wf_client_count == 0)
wf_stop_thread();
mutex_unlock(&wf_lock);
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