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[NETLINK]: introduce NLA_BINARY type

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This patch introduces a new NLA_BINARY attribute policy type with the
verification of simply checking the maximum length of the payload.

It also fixes a small typo in the example.

Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Thomas Graf <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Johannes Berg 2007-03-23 11:37:48 -07:00 • committed by David S. Miller
commit d30045a0bc
2 changed files with 8 additions and 1 deletions
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5
net/netlink/attr.c
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@ -67,6 +67,11 @@ static int validate_nla(struct nlattr *nla, int maxtype,
}
break;
case NLA_BINARY:
if (pt->len && attrlen > pt->len)
return -ERANGE;
break;
default:
if (pt->len)
minlen = pt->len;