The firmware memory was allocated in ath11k_pci_probe() or ath11k_ahb_probe(), but not freed in ath11k_xxx_remove() in case ATH11K_FLAG_QMI_FAIL bit is set. So call ath11k_fw_destroy() to free the memory. Found while fixing the same problem in ath12k: https://lore.kernel.org/linux-wireless/20240314012746.2729101-1-quic_miaoqing@xxxxxxxxxxx Tested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-04546-QCAHSPSWPL_V1_V2_SILICONZ_IOE-1 Signed-off-by: Miaoqing Pan <quic_miaoqing@xxxxxxxxxxx> --- v2: - rebase and add 2025 copyrights - remove ath11k_fw_destroy() from ath11k_core_deinit() - move ath11k_fw_destroy() after qmi_fail/free_resources label - also fix the same issue in ath11k_ahb_shutdown() --- drivers/net/wireless/ath/ath11k/ahb.c | 4 +++- drivers/net/wireless/ath/ath11k/core.c | 3 +-- drivers/net/wireless/ath/ath11k/fw.c | 3 ++- drivers/net/wireless/ath/ath11k/pci.c | 3 ++- 4 files changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c index f2fc04596d48..eedba3766ba2 100644 --- a/drivers/net/wireless/ath/ath11k/ahb.c +++ b/drivers/net/wireless/ath/ath11k/ahb.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022-2025 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -1290,6 +1290,7 @@ static void ath11k_ahb_remove(struct platform_device *pdev) ath11k_core_deinit(ab); qmi_fail: + ath11k_fw_destroy(ab); ath11k_ahb_free_resources(ab); } @@ -1309,6 +1310,7 @@ static void ath11k_ahb_shutdown(struct platform_device *pdev) ath11k_core_deinit(ab); free_resources: + ath11k_fw_destroy(ab); ath11k_ahb_free_resources(ab); } diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index c576bbba52bf..85077247b025 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -2346,7 +2346,6 @@ void ath11k_core_deinit(struct ath11k_base *ab) ath11k_hif_power_down(ab); ath11k_mac_destroy(ab); ath11k_core_soc_destroy(ab); - ath11k_fw_destroy(ab); } EXPORT_SYMBOL(ath11k_core_deinit); diff --git a/drivers/net/wireless/ath/ath11k/fw.c b/drivers/net/wireless/ath/ath11k/fw.c index 4e36292a79db..cbbd8e57119f 100644 --- a/drivers/net/wireless/ath/ath11k/fw.c +++ b/drivers/net/wireless/ath/ath11k/fw.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* - * Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2022-2025 Qualcomm Innovation Center, Inc. All rights reserved. */ #include "core.h" @@ -166,3 +166,4 @@ void ath11k_fw_destroy(struct ath11k_base *ab) { release_firmware(ab->fw.fw); } +EXPORT_SYMBOL(ath11k_fw_destroy); diff --git a/drivers/net/wireless/ath/ath11k/pci.c b/drivers/net/wireless/ath/ath11k/pci.c index b93f04973ad7..f1121e331719 100644 --- a/drivers/net/wireless/ath/ath11k/pci.c +++ b/drivers/net/wireless/ath/ath11k/pci.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/module.h> @@ -984,6 +984,7 @@ static void ath11k_pci_remove(struct pci_dev *pdev) ath11k_core_deinit(ab); qmi_fail: + ath11k_fw_destroy(ab); ath11k_mhi_unregister(ab_pci); ath11k_pcic_free_irq(ab); -- 2.25.1
