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| author | Hangyu Hua <hbh25y@gmail.com> | 2023-02-10 10:05:51 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-02-13 09:38:25 +0000 |
| commit | 2fa28f5c6fcbfc794340684f36d2581b4f2d20b5 (patch) | |
| tree | f049237ebeba0422e16cec8bac2ceeadbce3f4c1 /net/openvswitch | |
| parent | 2f4796518315ab246638db8feebfcb494212e7ee (diff) | |
| download | linux-2fa28f5c6fcbfc794340684f36d2581b4f2d20b5.tar.gz linux-2fa28f5c6fcbfc794340684f36d2581b4f2d20b5.tar.bz2 linux-2fa28f5c6fcbfc794340684f36d2581b4f2d20b5.zip | |
net: openvswitch: fix possible memory leak in ovs_meter_cmd_set()
old_meter needs to be free after it is detached regardless of whether
the new meter is successfully attached.
Fixes: c7c4c44c9a95 ("net: openvswitch: expand the meters supported number")
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
Acked-by: Eelco Chaudron <echaudro@redhat.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/openvswitch')
| -rw-r--r-- | net/openvswitch/meter.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/openvswitch/meter.c b/net/openvswitch/meter.c index 6e38f68f88c2..f2698d2316df 100644 --- a/net/openvswitch/meter.c +++ b/net/openvswitch/meter.c @@ -449,7 +449,7 @@ static int ovs_meter_cmd_set(struct sk_buff *skb, struct genl_info *info) err = attach_meter(meter_tbl, meter); if (err) - goto exit_unlock; + goto exit_free_old_meter; ovs_unlock(); @@ -472,6 +472,8 @@ static int ovs_meter_cmd_set(struct sk_buff *skb, struct genl_info *info) genlmsg_end(reply, ovs_reply_header); return genlmsg_reply(reply, info); +exit_free_old_meter: + ovs_meter_free(old_meter); exit_unlock: ovs_unlock(); nlmsg_free(reply); |