isdnloop: Validate NUL-terminated strings from user.
authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Wed, 2 Apr 2014 03:48:42 +0000 (12:48 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 14 Apr 2014 13:50:04 +0000 (06:50 -0700)
commit64eb5b6911e1edbb5db537fe1fa27ac936c1dd0c
tree405b8f68517e88fbf4957bfd824aba990f7f41be
parentae8af81b5024a1f451165dd0cde946daad943420
isdnloop: Validate NUL-terminated strings from user.

[ Upstream commit 77bc6bed7121936bb2e019a8c336075f4c8eef62 ]

Return -EINVAL unless all of user-given strings are correctly
NUL-terminated.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/isdn/isdnloop/isdnloop.c