[patch 08/16] [ROSE]: Fix minor security hole

[Chris Wright <chrisw@osdl.org>]

ROSE wasn't verifying the ndigis argument of a new route resulting in a
minor security hole.

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 net/rose/rose_route.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)

--- linux-2.6.11.10.orig/net/rose/rose_route.c	2005-05-16 10:52:02.000000000 -0700
+++ linux-2.6.11.10/net/rose/rose_route.c	2005-05-20 09:36:34.381946976 -0700
@@ -727,7 +727,8 @@
 		}
 		if (rose_route.mask > 10) /* Mask can't be more than 10 digits */
 			return -EINVAL;
-
+		if (rose_route.ndigis > 8) /* No more than 8 digipeats */
+			return -EINVAL;
 		err = rose_add_node(&rose_route, dev);
 		dev_put(dev);
 		return err;

-
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