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authorStanislaw Gruszka <sgruszka@redhat.com>2016-12-19 13:52:57 +0300
committerKalle Valo <kvalo@codeaurora.org>2016-12-30 15:03:41 +0300
commitc7d1c77781f468c639867d324d4e490139cd4c7f (patch)
tree0800a783adfbd65b30a42d2bd91e59a759a91f33 /drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
parent31369c323ba0dc839d8a4e5a5727adc76814959c (diff)
downloadlinux-c7d1c77781f468c639867d324d4e490139cd4c7f.tar.xz
rt2x00: add mutex to synchronize config and link tuner
Do not perform mac80211 config and link_tuner at the same time, this can possibly result in wrong RF or BBP configuration. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt2x00dev.c')
-rw-r--r--drivers/net/wireless/ralink/rt2x00/rt2x00dev.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
index 6afd21542c7d..8fcbc8dc94c1 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
@@ -1313,6 +1313,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
spin_lock_init(&rt2x00dev->irqmask_lock);
mutex_init(&rt2x00dev->csr_mutex);
+ mutex_init(&rt2x00dev->conf_mutex);
INIT_LIST_HEAD(&rt2x00dev->bar_list);
spin_lock_init(&rt2x00dev->bar_list_lock);