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 13:47:22 +0000 (06:47 -0700)
commit4fbd2c2ef76cd24293a2ca8df0b4ae764db7b8d0
tree293901137d4d089ef8cd487d758f12351909ecb7
parentc95176f32b88f95a0d6592ded5387d4cf076d83b
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