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ath9k: Fix interrupt statistics
Initialize "sync_cause" to zero since commit "ath9k: move ath9k_debug_sync_cause out of ath9k_hw" fills it conditionally based on ISR status. Not doing this results in garbage values in debugfs. Cc: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -544,7 +544,7 @@ irqreturn_t ath_isr(int irq, void *dev)
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struct ath_hw *ah = sc->sc_ah;
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struct ath_common *common = ath9k_hw_common(ah);
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enum ath9k_int status;
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u32 sync_cause;
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u32 sync_cause = 0;
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bool sched = false;
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/*
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