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basic: Only add ematches to message if available

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Thomas Graf 2010-10-29 00:45:45 +02:00
parent d7a561a137
commit 2f867686ac
1 changed files with 5 additions and 1 deletions
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6
lib/route/cls/basic.c
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@ -121,7 +121,11 @@ static int basic_get_opts(struct rtnl_cls *cls, struct nl_msg *msg)
NLA_PUT_U32(msg, TCA_BASIC_CLASSID, b->b_target);
return rtnl_ematch_fill_attr(msg, TCA_BASIC_EMATCHES, b->b_ematch);
if (b->b_mask & BASIC_ATTR_EMATCH &&
rtnl_ematch_fill_attr(msg, TCA_BASIC_EMATCHES, b->b_ematch) < 0)
goto nla_put_failure;
return 0;
nla_put_failure:
return -NLE_NOMEM;