The patch titled
get_nodes() should ignore invalid node
has been added to the -mm tree. Its filename is
get_nodes-should-ignore-invalid-node.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: get_nodes() should ignore invalid node
From: Shaohua Li <shaohua.li@xxxxxxxxx>
get_nodes() doesn't check if nodes in node mask are valid, cause a kernel
oops when an invalid node is used..
Signed-off-by: Shaohua Li <shaohua.li@xxxxxxxxx>
Cc: Christoph Lameter <clameter@xxxxxxx>
Cc: <stable@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/mempolicy.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN mm/mempolicy.c~get_nodes-should-ignore-invalid-node mm/mempolicy.c
--- a/mm/mempolicy.c~get_nodes-should-ignore-invalid-node
+++ a/mm/mempolicy.c
@@ -850,6 +850,8 @@ static int get_nodes(nodemask_t *nodes,
if (copy_from_user(nodes_addr(*nodes), nmask, nlongs*sizeof(unsigned long)))
return -EFAULT;
nodes_addr(*nodes)[nlongs-1] &= endmask;
+
+ nodes_and(*nodes, *nodes, node_online_map);
return 0;
}
_
Patches currently in -mm which might be from shaohua.li@xxxxxxxxx are
origin.patch
get_nodes-should-ignore-invalid-node.patch
git-acpi.patch
git-kvm.patch
fix-ide-ide-hook-acpi-psx-method-to-ide-power-on-off.patch
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