2.6.26-stable review patch. If anyone has any objections, please let us know.
------------------
From: David S. Miller <davem@davemloft.net>
[ Upstream commit c918dcce92f76bb9903e4d049f4780bad384c207 ]
If 'start' does not begin on a page boundary, we can overshoot
past 'end'.
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
arch/sparc64/mm/init.c | 3 +++
1 file changed, 3 insertions(+)
--- a/arch/sparc64/mm/init.c
+++ b/arch/sparc64/mm/init.c
@@ -842,6 +842,9 @@ static unsigned long nid_range(unsigned
start += PAGE_SIZE;
}
+ if (start > end)
+ start = end;
+
return start;
}
#else
--
--
