linux-kernel - [patch] trivial type cast clean up for find_next_zero

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Date:	Tue, 20 Feb 2007 19:42:11 -0800
From:	"Ken Chen" <kenchen@...gle.com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [patch] trivial type cast clean up for find_next_zero_bit

clean up unneeded type cast by properly declare data type.

Signed-off-by: Ken Chen <kenchen@...gle.com>


diff --git a/arch/i386/lib/bitops.c b/arch/i386/lib/bitops.c
index 97db385..afd0045 100644
--- a/arch/i386/lib/bitops.c
+++ b/arch/i386/lib/bitops.c
@@ -43,7 +43,7 @@ EXPORT_SYMBOL(find_next_bit);
  */
 int find_next_zero_bit(const unsigned long *addr, int size, int offset)
 {
-	unsigned long * p = ((unsigned long *) addr) + (offset >> 5);
+	const unsigned long *p = addr + (offset >> 5);
 	int set = 0, bit = offset & 31, res;

 	if (bit) {
@@ -64,7 +64,7 @@ int find_next_zero_bit(const unsigned lo
 	/*
 	 * No zero yet, search remaining full bytes for a zero
 	 */
-	res = find_first_zero_bit (p, size - 32 * (p - (unsigned long *) addr));
+	res = find_first_zero_bit(p, size - 32 * (p - addr));
 	return (offset + set + res);
 }
 EXPORT_SYMBOL(find_next_zero_bit);
-
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