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wil6210: fix deadlock when using fw_no_recovery option
authorLior David <qca_liord@qca.qualcomm.com>
Wed, 23 Nov 2016 14:06:41 +0000 (16:06 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 7 Aug 2017 02:19:41 +0000 (19:19 -0700)
commit461b44fdf02f17bc98480a521dd754d016f19f67
tree5b579f1633658df7625cd2ac0695c2d951391186
parent91cc7296913720b86e4bb8d226ea1469d9fd83e5
wil6210: fix deadlock when using fw_no_recovery option

commit dfb5b098e0f40b68aa07f2ec55f4dd762efefbfa upstream.

When FW crashes with no_fw_recovery option, driver
waits for manual recovery with wil->mutex held, this
can easily create deadlocks.
Fix the problem by moving the wait outside the lock.

Signed-off-by: Lior David <qca_liord@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/wireless/ath/wil6210/main.c