diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index bbca275a8289..08fd6795ed9e 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -5136,6 +5136,15 @@ static int ath11k_service_ready_ext_event(struct ath11k_base *ab,
 
 err:
 	kfree(svc_rdy_ext.mac_phy_caps);
+
+	/*
+	 * During TLV iteration the WMI_TAG_SOC_HAL_REG_CAPABILITIES
+	 * handler may have allocated ab->reg_info_store, so free it
+	 * on error to avoid a memory leak
+	 */
+	kfree(ab->reg_info_store);
+	ab->reg_info_store = NULL;
+
 	ath11k_wmi_free_dbring_caps(ab);
 	return ret;
 }