Messages in this thread Patch in this message | | | Date | Tue, 28 Nov 2006 17:41:39 +0000 (GMT) | From | Hugh Dickins <> | Subject | [PATCH 3/6] ext2 balloc: fix off-by-one against rsv_end |
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rsv_end is the last block within the reservation, so alloc_new_reservation should accept start_block == rsv_end as success.
Signed-off-by: Hugh Dickins <hugh@veritas.com> ---
fs/ext2/balloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- 2.6.19-rc6-mm2/fs/ext2/balloc.c 2006-11-24 08:18:02.000000000 +0000 +++ linux/fs/ext2/balloc.c 2006-11-27 19:28:41.000000000 +0000 @@ -950,7 +950,7 @@ retry: * check if the first free block is within the * free space we just reserved */ - if (start_block >= my_rsv->rsv_start && start_block < my_rsv->rsv_end) + if (start_block >= my_rsv->rsv_start && start_block <= my_rsv->rsv_end) return 0; /* success */ /* * if the first free bit we found is out of the reservable space - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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