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Sujith Manoharan authored
Cancel the MCI work only when MCI is actually enabled. Fixes this: [96833.124051] Call Trace: [96833.124060] [<ffffffff810afaf8>] __lock_acquire+0x1518/0x1e40 [96833.124065] [<ffffffff810ad126>] ? mark_held_locks+0x86/0x110 [96833.124069] [<ffffffff810ad3ad>] ? trace_hardirqs_on+0xd/0x10 [96833.124073] [<ffffffff814464f0>] ? _raw_spin_unlock_irq+0x30/0x70 [96833.124078] [<ffffffff81072968>] ? wait_on_cpu_work+0x98/0xc0 [96833.124082] [<ffffffff810b0a11>] lock_acquire+0xa1/0x150 [96833.124085] [<ffffffff81072990>] ? wait_on_cpu_work+0xc0/0xc0 [96833.124088] [<ffffffff81072990>] ? wait_on_cpu_work+0xc0/0xc0 [96833.124092] [<ffffffff810729e2>] wait_on_work+0x52/0x120 [96833.124095] [<ffffffff81072990>] ? wait_on_cpu_work+0xc0/0xc0 [96833.124099] [<ffffffff81063b3f>] ? del_timer+0x7f/0x110 [96833.124102] [<ffffffff81072c13>] __cancel_work_timer+0x83/0x130 [96833.124106] [<ffffffff81072cf0>] cancel_work_sync+0x10/0x20 [96833.124113] [<ffffffffa065b5cd>] __ath_cancel_work+0x4d/0x60 [ath9k] [96833.124119] [<ffffffffa065cf28>] ath9k_config+0x458/0x680 [ath9k] [96833.124125] [<ffffffffa065dd1e>] ? ath9k_flush+0x6e/0x1d0 [ath9k] [96833.124129] [<ffffffff8144394d>] ? __mutex_unlock_slowpath+0x10d/0x190 [96833.124146] [<ffffffffa056c7b5>] ieee80211_hw_config+0x135/0x2a0 [mac80211] [96833.124163] [<ffffffffa057ebbb>] ieee80211_do_open+0x67b/0xc50 [mac80211] [96833.124178] [<ffffffffa057f1fd>] ieee80211_open+0x6d/0x80 [mac80211] [96833.124183] [<ffffffff8137a44f>] __dev_open+0x9f/0xf0 [96833.124187] [<ffffffff8137a701>] __dev_change_flags+0xa1/0x180 [96833.124190] [<ffffffff8137a898>] dev_change_flags+0x28/0x70 [96833.124195] [<ffffffff813e1179>] devinet_ioctl+0x659/0x780 [96833.124199] [<ffffffff8137aea0>] ? dev_ioctl+0x210/0x6d0 [96833.124203] [<ffffffff813e1db5>] inet_ioctl+0x75/0x90 [96833.124208] [<ffffffff8135e0e0>] sock_do_ioctl+0x30/0x70 [96833.124211] [<ffffffff8135e3dd>] sock_ioctl+0x7d/0x2c0 [96833.124218] [<ffffffff81193c39>] do_vfs_ioctl+0x99/0x580 [96833.124222] [<ffffffff81447415>] ? sysret_check+0x22/0x5d [96833.124226] [<ffffffff811941b9>] sys_ioctl+0x99/0xa0 [96833.124230] [<ffffffff814473e9>] system_call_fastpath+0x16/0x1b Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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