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Date:      Mon, 9 Aug 2010 18:10:32 +0000 (UTC)
From:      Jung-uk Kim <jkim@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r211114 - head/sys/compat/x86bios
Message-ID:  <201008091810.o79IAWEL066425@svn.freebsd.org>

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Author: jkim
Date: Mon Aug  9 18:10:32 2010
New Revision: 211114
URL: http://svn.freebsd.org/changeset/base/211114

Log:
  Initialize a variable just before its use.

Modified:
  head/sys/compat/x86bios/x86bios.c

Modified: head/sys/compat/x86bios/x86bios.c
==============================================================================
--- head/sys/compat/x86bios/x86bios.c	Mon Aug  9 18:07:15 2010	(r211113)
+++ head/sys/compat/x86bios/x86bios.c	Mon Aug  9 18:10:32 2010	(r211114)
@@ -142,7 +142,6 @@ x86bios_free(void *addr, size_t size)
 	paddr = vtophys(addr);
 	if (paddr >= X86BIOS_MEM_SIZE || (paddr & PAGE_MASK) != 0)
 		return;
-	nfree = atop(round_page(size));
 	mtx_lock(&x86bios_lock);
 	for (i = 0; i < x86bios_vmc.npages; i++)
 		if (x86bios_vmc.pmap[i].kva == (vm_offset_t)addr)
@@ -151,6 +150,7 @@ x86bios_free(void *addr, size_t size)
 		mtx_unlock(&x86bios_lock);
 		return;
 	}
+	nfree = atop(round_page(size));
 	bzero(x86bios_vmc.pmap + i, sizeof(*x86bios_vmc.pmap) * nfree);
 	if (i + nfree == x86bios_vmc.npages) {
 		x86bios_vmc.npages -= nfree;



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