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| author | Johannes Berg | 2015-06-10 12:44:58 +0200 |
|---|---|---|
| committer | Johannes Berg | 2015-06-10 12:45:09 +0200 |
| commit | 206c59d1d7d42bcafc1d7f1e476e87e4427e2345 (patch) | |
| tree | a2f99470bd0fe43f5cf57812fca969bb3ca3c451 /drivers/net/ethernet/ibm/ehea/ehea_main.c | |
| parent | mac80211: Fix a case of incorrect metric used when forwarding a PREQ (diff) | |
| parent | Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge (diff) | |
| download | kernel-qcow2-linux-206c59d1d7d42bcafc1d7f1e476e87e4427e2345.tar.gz kernel-qcow2-linux-206c59d1d7d42bcafc1d7f1e476e87e4427e2345.tar.xz kernel-qcow2-linux-206c59d1d7d42bcafc1d7f1e476e87e4427e2345.zip | |
Merge remote-tracking branch 'net-next/master' into mac80211-next
Merge back net-next to get wireless driver changes (from Kalle)
to be able to create the API change across all trees properly.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/ethernet/ibm/ehea/ehea_main.c')
| -rw-r--r-- | drivers/net/ethernet/ibm/ehea/ehea_main.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 291c87036e17..2a0dc127df3f 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -3347,7 +3347,7 @@ static int ehea_register_memory_hooks(void) { int ret = 0; - if (atomic_inc_and_test(&ehea_memory_hooks_registered)) + if (atomic_inc_return(&ehea_memory_hooks_registered) > 1) return 0; ret = ehea_create_busmap(); @@ -3381,12 +3381,14 @@ out3: out2: unregister_reboot_notifier(&ehea_reboot_nb); out: + atomic_dec(&ehea_memory_hooks_registered); return ret; } static void ehea_unregister_memory_hooks(void) { - if (atomic_read(&ehea_memory_hooks_registered)) + /* Only remove the hooks if we've registered them */ + if (atomic_read(&ehea_memory_hooks_registered) == 0) return; unregister_reboot_notifier(&ehea_reboot_nb); |