tree 49ba4f88c5cea42d59b386c508174f585efc8a01
parent 3bc1ee3e8f1c05c0f64a479c6d56eb34a6190599
author Neil Horman <nhorman@redhat.com> 1119510551 -0700
committer Linus Torvalds <torvalds@ppc970.osdl.org> 1119545119 -0700

[PATCH] add check to /proc/devices read routines

Patch to add check to get_chrdev_list and get_blkdev_list to prevent reads
of /proc/devices from spilling over the provided page if more than 4096
bytes of string data are generated from all the registered character and
block devices in a system

Signed-off-by: Neil Horman <nhorman@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>