This is a note to let you know that I've just added the patch titled wifi: ath11k: Fix memory leak in ath11k_peer_rx_frag_setup to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: wifi-ath11k-fix-memory-leak-in-ath11k_peer_rx_frag_s.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 361ee741024a5aaa6737df4c29c7a73d192447d4 Author: Miaoqian Lin <linmq006@xxxxxxxxx> Date: Mon Jan 2 12:11:42 2023 +0400 wifi: ath11k: Fix memory leak in ath11k_peer_rx_frag_setup [ Upstream commit ed3f83b3459a67a3ab9d806490ac304b567b1c2d ] crypto_alloc_shash() allocates resources, which should be released by crypto_free_shash(). When ath11k_peer_find() fails, there has memory leak. Add missing crypto_free_shash() to fix this. Fixes: 243874c64c81 ("ath11k: handle RX fragments") Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx> Reviewed-by: Leon Romanovsky <leonro@xxxxxxxxxx> Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx> Link: https://lore.kernel.org/r/20230102081142.3937570-1-linmq006@xxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 0ae6bebff801d..3c64d33d0133b 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -3056,6 +3056,7 @@ int ath11k_peer_rx_frag_setup(struct ath11k *ar, const u8 *peer_mac, int vdev_id if (!peer) { ath11k_warn(ab, "failed to find the peer to set up fragment info\n"); spin_unlock_bh(&ab->base_lock); + crypto_free_shash(tfm); return -ENOENT; }