]> git.kernelconcepts.de Git - karo-tx-linux.git/commit
isdn/gigaset: fix zero size border case in debug dump
authorTilman Schmidt <tilman@imap.cc>
Mon, 21 Jan 2013 11:57:21 +0000 (11:57 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 14 Feb 2013 18:47:34 +0000 (10:47 -0800)
commit71d6857a18388acba0e84213778f0efba089d15f
treecec8351656a05e092fb57a35dd1ead3d9122343b
parent6856b63b31aed9e2d3a42f2d8c7f75dbdecd4f69
isdn/gigaset: fix zero size border case in debug dump

[ Upstream commit d721a1752ba544df8d7d36959038b26bc92bdf80 ]

If subtracting 12 from l leaves zero we'd do a zero size allocation,
leading to an oops later when we try to set the NUL terminator.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/isdn/gigaset/capi.c