btrfs: fix wrong max system array size check in kernel space
For system chunk array, We copy a "disk_key" and an chunk item each time, so there should be enough space to hold both of them, not only the chunk item. Signed-off-by:Gui Hecheng <guihc.fnst@cn.fujitsu.com> Signed-off-by:
Chris Mason <clm@fb.com>
parent
65d33fd7
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