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* [PATCH] ath11k: Add missing qmi_txn_cancel()
@ 2021-11-02 12:52 Anilkumar Kolli
  2021-11-17  7:29 ` Kalle Valo
  0 siblings, 1 reply; 2+ messages in thread
From: Anilkumar Kolli @ 2021-11-02 12:52 UTC (permalink / raw)
  To: ath11k; +Cc: linux-wireless, Anilkumar Kolli

Currently many functions do not follow this guidance when
qmi_send_request() fails, therefore add missing
qmi_txn_cancel() in the qmi_send_request() error path.

Also remove initialization on 'struct qmi_txn'
since qmi_tx_init() performs all necessary initialization.

Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.4.0.1-01838-QCAHKSWPL_SILICONZ-1

Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org>
---
 drivers/net/wireless/ath/ath11k/qmi.c | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index fa73118de6db..25eb22cbeaeb 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -1586,7 +1586,7 @@ static int ath11k_qmi_host_cap_send(struct ath11k_base *ab)
 {
 	struct qmi_wlanfw_host_cap_req_msg_v01 req;
 	struct qmi_wlanfw_host_cap_resp_msg_v01 resp;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	int ret = 0;
 
 	memset(&req, 0, sizeof(req));
@@ -1640,6 +1640,7 @@ static int ath11k_qmi_host_cap_send(struct ath11k_base *ab)
 			       QMI_WLANFW_HOST_CAP_REQ_MSG_V01_MAX_LEN,
 			       qmi_wlanfw_host_cap_req_msg_v01_ei, &req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to send host capability request: %d\n", ret);
 		goto out;
 	}
@@ -1705,6 +1706,7 @@ static int ath11k_qmi_fw_ind_register_send(struct ath11k_base *ab)
 			       QMI_WLANFW_IND_REGISTER_REQ_MSG_V01_MAX_LEN,
 			       qmi_wlanfw_ind_register_req_msg_v01_ei, req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to send indication register request: %d\n",
 			    ret);
 		goto out;
@@ -1734,7 +1736,7 @@ static int ath11k_qmi_respond_fw_mem_request(struct ath11k_base *ab)
 {
 	struct qmi_wlanfw_respond_mem_req_msg_v01 *req;
 	struct qmi_wlanfw_respond_mem_resp_msg_v01 resp;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	int ret = 0, i;
 	bool delayed;
 
@@ -1783,6 +1785,7 @@ static int ath11k_qmi_respond_fw_mem_request(struct ath11k_base *ab)
 			       QMI_WLANFW_RESPOND_MEM_REQ_MSG_V01_MAX_LEN,
 			       qmi_wlanfw_respond_mem_req_msg_v01_ei, req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to respond qmi memory request: %d\n",
 			    ret);
 		goto out;
@@ -1911,7 +1914,7 @@ static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
 {
 	struct qmi_wlanfw_cap_req_msg_v01 req;
 	struct qmi_wlanfw_cap_resp_msg_v01 resp;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	int ret = 0;
 	int r;
 
@@ -1930,6 +1933,7 @@ static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
 			       QMI_WLANFW_CAP_REQ_MSG_V01_MAX_LEN,
 			       qmi_wlanfw_cap_req_msg_v01_ei, &req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to send qmi cap request: %d\n",
 			    ret);
 		goto out;
@@ -2000,7 +2004,7 @@ static int ath11k_qmi_load_file_target_mem(struct ath11k_base *ab,
 {
 	struct qmi_wlanfw_bdf_download_req_msg_v01 *req;
 	struct qmi_wlanfw_bdf_download_resp_msg_v01 resp;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	const u8 *temp = data;
 	void __iomem *bdf_addr = NULL;
 	int ret;
@@ -2245,7 +2249,7 @@ static int ath11k_qmi_wlanfw_m3_info_send(struct ath11k_base *ab)
 	struct m3_mem_region *m3_mem = &ab->qmi.m3_mem;
 	struct qmi_wlanfw_m3_info_req_msg_v01 req;
 	struct qmi_wlanfw_m3_info_resp_msg_v01 resp;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	int ret = 0;
 
 	memset(&req, 0, sizeof(req));
@@ -2277,6 +2281,7 @@ static int ath11k_qmi_wlanfw_m3_info_send(struct ath11k_base *ab)
 			       QMI_WLANFW_M3_INFO_REQ_MSG_V01_MAX_MSG_LEN,
 			       qmi_wlanfw_m3_info_req_msg_v01_ei, &req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to send m3 information request: %d\n",
 			    ret);
 		goto out;
@@ -2303,7 +2308,7 @@ static int ath11k_qmi_wlanfw_mode_send(struct ath11k_base *ab,
 {
 	struct qmi_wlanfw_wlan_mode_req_msg_v01 req;
 	struct qmi_wlanfw_wlan_mode_resp_msg_v01 resp;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	int ret = 0;
 
 	memset(&req, 0, sizeof(req));
@@ -2325,6 +2330,7 @@ static int ath11k_qmi_wlanfw_mode_send(struct ath11k_base *ab,
 			       QMI_WLANFW_WLAN_MODE_REQ_MSG_V01_MAX_LEN,
 			       qmi_wlanfw_wlan_mode_req_msg_v01_ei, &req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to send wlan mode request (mode %d): %d\n",
 			    mode, ret);
 		goto out;
@@ -2358,7 +2364,7 @@ static int ath11k_qmi_wlanfw_wlan_cfg_send(struct ath11k_base *ab)
 	struct qmi_wlanfw_wlan_cfg_resp_msg_v01 resp;
 	struct ce_pipe_config *ce_cfg;
 	struct service_to_pipe *svc_cfg;
-	struct qmi_txn txn = {};
+	struct qmi_txn txn;
 	int ret = 0, pipe_num;
 
 	ce_cfg	= (struct ce_pipe_config *)ab->qmi.ce_cfg.tgt_ce;
@@ -2419,6 +2425,7 @@ static int ath11k_qmi_wlanfw_wlan_cfg_send(struct ath11k_base *ab)
 			       QMI_WLANFW_WLAN_CFG_REQ_MSG_V01_MAX_LEN,
 			       qmi_wlanfw_wlan_cfg_req_msg_v01_ei, req);
 	if (ret < 0) {
+		qmi_txn_cancel(&txn);
 		ath11k_warn(ab, "failed to send wlan config request: %d\n",
 			    ret);
 		goto out;
-- 
2.7.4


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^ permalink raw reply related	[flat|nested] 2+ messages in thread
* Re: [PATCH] ath11k: Add missing qmi_txn_cancel()
  2021-11-02 12:52 [PATCH] ath11k: Add missing qmi_txn_cancel() Anilkumar Kolli
@ 2021-11-17  7:29 ` Kalle Valo
  0 siblings, 0 replies; 2+ messages in thread
From: Kalle Valo @ 2021-11-17  7:29 UTC (permalink / raw)
  To: Anilkumar Kolli; +Cc: ath11k, linux-wireless, Anilkumar Kolli

Anilkumar Kolli <akolli@codeaurora.org> wrote:

> Currently many functions do not follow this guidance when
> qmi_send_request() fails, therefore add missing
> qmi_txn_cancel() in the qmi_send_request() error path.
> 
> Also remove initialization on 'struct qmi_txn'
> since qmi_tx_init() performs all necessary initialization.
> 
> Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.4.0.1-01838-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

1ad6e4b00f29 ath11k: Add missing qmi_txn_cancel()

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/1635857558-21733-1-git-send-email-akolli@codeaurora.org/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches


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2021-11-17  7:29 ` Kalle Valo

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