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Date: Wed, 12 Aug 2009 16:51:09 +0200 (CEST) From: Julia Lawall <julia@...u.dk> To: Greg Kroah-Hartman <gregkh@...e.de>, linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org Subject: [PATCH] drivers/usb/host: Correct use of ! and & From: Julia Lawall <julia@...u.dk> Correct priority problem in the use of ! and &. The semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/) // <smpl> @@ expression E; constant C; @@ - !E & C + !(E & C) // </smpl> Signed-off-by: Julia Lawall <julia@...u.dk> --- drivers/usb/host/isp1362-hcd.c | 12 ++++++++---- 1 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c index 16ba1ea..e35d828 100644 --- a/drivers/usb/host/isp1362-hcd.c +++ b/drivers/usb/host/isp1362-hcd.c @@ -1075,8 +1075,10 @@ static irqreturn_t isp1362_irq(struct usb_hcd *hcd) isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ISTL0_FULL); DBG(1, "%s: ISTL0\n", __func__); WARN_ON((int)!!isp1362_hcd->istl_flip); - WARN_ON(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & HCBUFSTAT_ISTL0_ACTIVE); - WARN_ON(!isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & HCBUFSTAT_ISTL0_DONE); + WARN_ON(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & + HCBUFSTAT_ISTL0_ACTIVE); + WARN_ON(!(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & + HCBUFSTAT_ISTL0_DONE)); isp1362_hcd->irqenb &= ~HCuPINT_ISTL0; } @@ -1087,8 +1089,10 @@ static irqreturn_t isp1362_irq(struct usb_hcd *hcd) isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ISTL1_FULL); DBG(1, "%s: ISTL1\n", __func__); WARN_ON(!(int)isp1362_hcd->istl_flip); - WARN_ON(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & HCBUFSTAT_ISTL1_ACTIVE); - WARN_ON(!isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & HCBUFSTAT_ISTL1_DONE); + WARN_ON(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & + HCBUFSTAT_ISTL1_ACTIVE); + WARN_ON(!(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) & + HCBUFSTAT_ISTL1_DONE)); isp1362_hcd->irqenb &= ~HCuPINT_ISTL1; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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