[IPV6]: Check length of optval provided by user in setsockopt().

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Check length of setsockopt's optval, which provided by user, before copy it
from user space.
For POSIX compliant, return -EINVAL for setsockopt of short lengths.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

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Wang Chen 2008-04-07 09:42:07 +08:00 • committed by YOSHIFUJI Hideaki

parent 7f1eced8b0

commit a28398ba61

1 changed files with 8 additions and 2 deletions

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net/ipv6/ipv6_sockglue.c

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