x86: fix pagetable init 64-bit breakage

Fix _end alignment check - can trigger a crash if _end happens to be on a page boundary. Signed-off-by: Ingo Molnar <mingo@elte.hu>
git-mirror · Oct 10, 2008 · 28dd033 · 28dd033
1 parent 9542ada
commit 28dd033
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
@@ -510,7 +510,7 @@ static int is_kernel(unsigned long pfn)
 	unsigned long pg_addresss = pfn << PAGE_SHIFT;
 
 	if (pg_addresss >= (unsigned long) __pa(_text) &&
-	    pg_addresss <= (unsigned long) __pa(_end))
+	    pg_addresss < (unsigned long) __pa(_end))
 		return 1;
 
 	return 0;