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Diffstat (limited to 'arch/x86/mm/ioremap.c')
-rw-r--r--arch/x86/mm/ioremap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index d41d3a9036ca..3ba6e0608c55 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -611,7 +611,7 @@ void __init early_iounmap(void __iomem *addr, unsigned long size)
 		return;
 	}
 	offset = virt_addr & ~PAGE_MASK;
-	nrpages = PAGE_ALIGN(offset + size - 1) >> PAGE_SHIFT;
+	nrpages = PAGE_ALIGN(offset + size) >> PAGE_SHIFT;
 
 	idx = FIX_BTMAP_BEGIN - NR_FIX_BTMAPS*slot;
 	while (nrpages > 0) {