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qdisc: meta return ENOMEM on alloc failure 

Rather than returning earlier value (EINVAL), return ENOMEM if
kzalloc fails. Found while reviewing to find another EINVAL condition.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2013-09-26 17:40:11 -07:00 committed by David S. Miller
parent 90de527d7e
commit 0c4e4020f0
1 changed files with 3 additions and 1 deletions
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4
net/sched/em_meta.c
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@ -793,8 +793,10 @@ static int em_meta_change(struct tcf_proto *tp, void *data, int len,
goto errout;
meta = kzalloc(sizeof(*meta), GFP_KERNEL);
if (meta == NULL)
if (meta == NULL) {
err = -ENOMEM;
goto errout;
}
memcpy(&meta->lvalue.hdr, &hdr->left, sizeof(hdr->left));
memcpy(&meta->rvalue.hdr, &hdr->right, sizeof(hdr->right));