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| author | Hangyu Hua <hbh25y@gmail.com> | 2023-12-21 10:25:31 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-10 14:45:40 +0100 |
| commit | 5afbb60ffdbe648be5fa722b0802a38f38cec4de (patch) | |
| tree | d2476387ced820f813f1f636f421c97794297fec | |
| parent | 83724831dab1df80d4b6e33986a1a8307a89ebf1 (diff) | |
| download | linux-stable-5afbb60ffdbe648be5fa722b0802a38f38cec4de.tar.gz linux-stable-5afbb60ffdbe648be5fa722b0802a38f38cec4de.tar.bz2 linux-stable-5afbb60ffdbe648be5fa722b0802a38f38cec4de.zip | |
net: sched: em_text: fix possible memory leak in em_text_destroy()
[ Upstream commit 8fcb0382af6f1ef50936f1be05b8149eb2f88496 ]
m->data needs to be freed when em_text_destroy is called.
Fixes: d675c989ed2d ("[PKT_SCHED]: Packet classification based on textsearch (ematch)")
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | net/sched/em_text.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sched/em_text.c b/net/sched/em_text.c index 73e2ed576ceb..cbf44783024f 100644 --- a/net/sched/em_text.c +++ b/net/sched/em_text.c @@ -101,8 +101,10 @@ retry: static void em_text_destroy(struct tcf_ematch *m) { - if (EM_TEXT_PRIV(m) && EM_TEXT_PRIV(m)->config) + if (EM_TEXT_PRIV(m) && EM_TEXT_PRIV(m)->config) { textsearch_destroy(EM_TEXT_PRIV(m)->config); + kfree(EM_TEXT_PRIV(m)); + } } static int em_text_dump(struct sk_buff *skb, struct tcf_ematch *m) |