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author | Davide Caratti <dcaratti@redhat.com> | 2018-11-14 12:17:25 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2018-11-16 19:53:45 -0800 |
commit | 19ab69107d3ecfb7cd3e38ad262a881be40c01a3 (patch) | |
tree | 82b7b0d49ccbcd5e18f42f2f689ac2e37cf88d65 /net/sched/act_pedit.c | |
parent | 06bc4d0079ab6a2de86f56703ce1bd13e90b9d9d (diff) | |
download | linux-19ab69107d3ecfb7cd3e38ad262a881be40c01a3.tar.gz linux-19ab69107d3ecfb7cd3e38ad262a881be40c01a3.tar.bz2 linux-19ab69107d3ecfb7cd3e38ad262a881be40c01a3.zip |
net/sched: act_pedit: fix memory leak when IDR allocation fails
tcf_idr_check_alloc() can return a negative value, on allocation failures
(-ENOMEM) or IDR exhaustion (-ENOSPC): don't leak keys_ex in these cases.
Fixes: 0190c1d452a9 ("net: sched: atomically check-allocate action")
Signed-off-by: Davide Caratti <dcaratti@redhat.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/act_pedit.c')
-rw-r--r-- | net/sched/act_pedit.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c index da3dd0f68cc2..2b372a06b432 100644 --- a/net/sched/act_pedit.c +++ b/net/sched/act_pedit.c @@ -201,7 +201,8 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla, goto out_release; } } else { - return err; + ret = err; + goto out_free; } p = to_pedit(*a); |