From 88eac2dad876a58b9c6a4c4805c3fc27b02c048f Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 12 Oct 2010 16:08:03 +0200 Subject: [PATCH] ath9k: add missing locking around ath9k_hw_proc_mib_event ath9k_hw_proc_mib_event updates the cycle counters, so it common->cc_lock must be acquired. Signed-off-by: Felix Fietkau Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 74ff51d4c33..2c7f28e022b 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -779,7 +779,9 @@ irqreturn_t ath_isr(int irq, void *dev) * it will clear whatever condition caused * the interrupt. */ + spin_lock(&common->cc_lock); ath9k_hw_proc_mib_event(ah); + spin_unlock(&common->cc_lock); ath9k_hw_set_interrupts(ah, ah->imask); } -- 2.41.0