isdnloop: Validate NUL-terminated strings from user.
authorYOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>
Wed, 2 Apr 2014 03:48:42 +0000 (12:48 +0900)
committerDavid S. Miller <davem@davemloft.net>
Thu, 3 Apr 2014 15:26:24 +0000 (11:26 -0400)
commit77bc6bed7121936bb2e019a8c336075f4c8eef62
tree422579145a628d3ba21bfeb28191a5e4d8bf3133
parent79eb9d28c9b22fa419e2c3f1b2cc6e285720ae41
isdnloop: Validate NUL-terminated strings from user.

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>
drivers/isdn/isdnloop/isdnloop.c