[Xen-changelog] [xen-unstable] blktap2: Fix off-by-one error in driver lookup

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1253002612 -3600
# Node ID 1cfd248d0fc8ff58d9c9c4b632f064a02e5ee28f
# Parent  855a574a5e883e7ce2d4053169d83b54a38bc9f9
blktap2: Fix off-by-one error in driver lookup

Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx>
---
 tools/blktap2/drivers/tapdisk-server.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r 855a574a5e88 -r 1cfd248d0fc8 tools/blktap2/drivers/tapdisk-server.c
--- a/tools/blktap2/drivers/tapdisk-server.c    Tue Sep 15 09:16:19 2009 +0100
+++ b/tools/blktap2/drivers/tapdisk-server.c    Tue Sep 15 09:16:52 2009 +0100
@@ -53,7 +53,7 @@ tapdisk_server_find_driver_interface(int
        int n;
 
        n = sizeof(dtypes) / sizeof(struct disk_info_t *);
-       if (type > n)
+       if (type >= n)
                return NULL;
 
        return dtypes[type]->drv;

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