From b08cbcd4546445740c2a04291204b56f8baf7be2 Mon Sep 17 00:00:00 2001 From: Adrian Bunk Date: Tue, 5 Aug 2008 22:06:51 +0300 Subject: [PATCH] ath9k: work around gcc ICEs This patch works around an internal compiler error (gcc bug #37014) in all gcc 4.2 compilers and the gcc 4.3 series up to at least 4.3.1 on at least powerpc and mips. Many thanks to Andrew Pinski for analyzing the gcc bug. Signed-off-by: Adrian Bunk Signed-off-by: John W. Linville --- drivers/net/wireless/ath9k/hw.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c index 1f6f3934d379..63d0ead1c412 100644 --- a/drivers/net/wireless/ath9k/hw.c +++ b/drivers/net/wireless/ath9k/hw.c @@ -4801,7 +4801,11 @@ static void ath9k_hw_9280_spur_mitigate(struct ath_hal *ah, for (i = 0; i < 123; i++) { if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { - if ((abs(cur_vit_mask - bin)) < 75) + + /* workaround for gcc bug #37014 */ + volatile int tmp = abs(cur_vit_mask - bin); + + if (tmp < 75) mask_amt = 1; else mask_amt = 0;