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authorMilan Broz <mbroz@redhat.com>2006-06-26 03:27:27 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 12:58:35 -0400
commit143535396c7ebd9395a931a000b3963f457712b8 (patch)
tree725203a6ed6be6c795fa0f0441aa1b91f5ea8721
parente4c8b3ba34cc1aeab451c7a5cc843c5fd62cbe3d (diff)
[PATCH] dm table: get_target: fix last index
The table is indexed from 0, so an index equal to t->num_targets should be rejected. (There is no code in the current tree that would exercise this bug.) Signed-off-by: Milan Broz <mbroz@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/md/dm-table.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 8f56a54cf0ce..b6183eda8106 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -802,7 +802,7 @@ sector_t dm_table_get_size(struct dm_table *t)
802 802
803struct dm_target *dm_table_get_target(struct dm_table *t, unsigned int index) 803struct dm_target *dm_table_get_target(struct dm_table *t, unsigned int index)
804{ 804{
805 if (index > t->num_targets) 805 if (index >= t->num_targets)
806 return NULL; 806 return NULL;
807 807
808 return t->targets + index; 808 return t->targets + index;