| Message ID | 20240526124226.24661-1-quic_bqiang@quicinc.com |
|---|---|
| State | New |
| Headers | show |
| Series | wifi: ath12k: fix memory leak in ath12k_dp_rx_peer_frag_setup() | expand |
On 5/26/2024 5:42 AM, Baochen Qiang wrote: > Currently the resource allocated by crypto_alloc_shash() is not > freed in case ath12k_peer_find() fails, resulting in memory leak. > > Add crypto_free_shash() to fix it. > > This is found during code review, compile tested only. > > Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com> Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Baochen Qiang <quic_bqiang@quicinc.com> wrote: > Currently the resource allocated by crypto_alloc_shash() is not > freed in case ath12k_peer_find() fails, resulting in memory leak. > > Add crypto_free_shash() to fix it. > > This is found during code review, compile tested only. > > Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com> > Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com> > Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Patch applied to ath-next branch of ath.git, thanks. 3d6004154318 wifi: ath12k: fix memory leak in ath12k_dp_rx_peer_frag_setup()
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index a52b7b273540..cb1f308f096b 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -2742,6 +2742,7 @@ int ath12k_dp_rx_peer_frag_setup(struct ath12k *ar, const u8 *peer_mac, int vdev peer = ath12k_peer_find(ab, vdev_id, peer_mac); if (!peer) { spin_unlock_bh(&ab->base_lock); + crypto_free_shash(tfm); ath12k_warn(ab, "failed to find the peer to set up fragment info\n"); return -ENOENT; }
Currently the resource allocated by crypto_alloc_shash() is not freed in case ath12k_peer_find() fails, resulting in memory leak. Add crypto_free_shash() to fix it. This is found during code review, compile tested only. Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com> --- drivers/net/wireless/ath/ath12k/dp_rx.c | 1 + 1 file changed, 1 insertion(+) base-commit: f8320064a28242448eeb9fece08abd865ea8a226