From: Al Viro <viro@ftp.linux.org.uk>
Date: Fri, 9 Feb 2007 16:40:00 +0000 (+0000)
Subject: [PATCH] hci_{read,write}l() does force casts to wrong type for no reason
X-Git-Tag: v2.6.21-rc1~83^2~30
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=68f50e52554a0a55dfe2e3fdf659ee0569d73c3f;p=linux-2.6-omap-h63xx.git

[PATCH] hci_{read,write}l() does force casts to wrong type for no reason

readl() et.al. expect iomem pointer, so WTF force-cast it to normal one???

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index ec0da0343be..46fa57a520d 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -677,10 +677,10 @@ static inline unsigned int ehci_readl (const struct ehci_hcd *ehci,
 {
 #ifdef CONFIG_USB_EHCI_BIG_ENDIAN_MMIO
 	return ehci_big_endian_mmio(ehci) ?
-		readl_be((__force u32 *)regs) :
-		readl((__force u32 *)regs);
+		readl_be(regs) :
+		readl(regs);
 #else
-	return readl((__force u32 *)regs);
+	return readl(regs);
 #endif
 }
 
@@ -689,10 +689,10 @@ static inline void ehci_writel (const struct ehci_hcd *ehci,
 {
 #ifdef CONFIG_USB_EHCI_BIG_ENDIAN_MMIO
 	ehci_big_endian_mmio(ehci) ?
-		writel_be(val, (__force u32 *)regs) :
-		writel(val, (__force u32 *)regs);
+		writel_be(val, regs) :
+		writel(val, regs);
 #else
-	writel(val, (__force u32 *)regs);
+	writel(val, regs);
 #endif
 }
 
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index 0dafcda3729..c2b5ecfe5e9 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -507,10 +507,10 @@ static inline unsigned int _ohci_readl (const struct ohci_hcd *ohci,
 {
 #ifdef CONFIG_USB_OHCI_BIG_ENDIAN_MMIO
 	return big_endian_mmio(ohci) ?
-		readl_be ((__force u32 *)regs) :
-		readl ((__force u32 *)regs);
+		readl_be (regs) :
+		readl (regs);
 #else
-	return readl ((__force u32 *)regs);
+	return readl (regs);
 #endif
 }
 
@@ -519,10 +519,10 @@ static inline void _ohci_writel (const struct ohci_hcd *ohci,
 {
 #ifdef CONFIG_USB_OHCI_BIG_ENDIAN_MMIO
 	big_endian_mmio(ohci) ?
-		writel_be (val, (__force u32 *)regs) :
-		writel (val, (__force u32 *)regs);
+		writel_be (val, regs) :
+		writel (val, regs);
 #else
-		writel (val, (__force u32 *)regs);
+		writel (val, regs);
 #endif
 }