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Commit 52671e43 authored by Senthil Balasubramanian's avatar Senthil Balasubramanian Committed by John W. Linville
Browse files

ath9k: spin_lock_bh is not required within tasklet context. 



Disabling BH is not required while running from a tasklet context
and so replace spin_lock_bh with just spin_lock.

Signed-off-by: default avatarSenthil Balasubramanian <senthilkumar@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent cd017f25

drivers/net/wireless/ath/ath9k/main.c

+2 −2
Original line number Diff line number Diff line
@@ -599,7 +599,7 @@ void ath9k_tasklet(unsigned long data) 
		return;

	}



	spin_lock_bh(&sc->sc_pcu_lock);

	spin_lock(&sc->sc_pcu_lock);



	if (!ath9k_hw_check_alive(ah))

		ieee80211_queue_work(sc->hw, &sc->hw_check_work);
@@ -643,7 +643,7 @@ void ath9k_tasklet(unsigned long data) 
	/* re-enable hardware interrupt */

	ath9k_hw_enable_interrupts(ah);



	spin_unlock_bh(&sc->sc_pcu_lock);

	spin_unlock(&sc->sc_pcu_lock);

	ath9k_ps_restore(sc);

}