[PATCH] ath11k: Fix an error handling path

* [PATCH] ath11k: Fix an error handling path
@ 2020-11-22 17:39 Christophe JAILLET
  2020-12-02 18:20 ` Kalle Valo
  0 siblings, 1 reply; 2+ messages in thread
From: Christophe JAILLET @ 2020-11-22 17:39 UTC (permalink / raw)
  To: kvalo, davem, kuba, gseset, mkenna, slakkavalli, gsamin, pradeepc
  Cc: ath11k, linux-wireless, netdev, linux-kernel, kernel-janitors,
	Christophe JAILLET

If 'kzalloc' fails, we must return an error code.

While at it, remove a useless initialization of 'err' which could hide the
issue.

Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/net/wireless/ath/ath11k/qmi.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index c2b165158225..99a88ca83dea 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -1585,15 +1585,17 @@ static int ath11k_qmi_fw_ind_register_send(struct ath11k_base *ab)
 	struct qmi_wlanfw_ind_register_resp_msg_v01 *resp;
 	struct qmi_handle *handle = &ab->qmi.handle;
 	struct qmi_txn txn;
-	int ret = 0;
+	int ret;
 
 	req = kzalloc(sizeof(*req), GFP_KERNEL);
 	if (!req)
 		return -ENOMEM;
 
 	resp = kzalloc(sizeof(*resp), GFP_KERNEL);
-	if (!resp)
+	if (!resp) {
+		ret = -ENOMEM;
 		goto resp_out;
+	}
 
 	req->client_id_valid = 1;
 	req->client_id = QMI_WLANFW_CLIENT_ID;
-- 
2.27.0


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