From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id B9F0443325; Tue, 14 Nov 2023 09:48:21 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 9C95840DF6; Tue, 14 Nov 2023 09:47:28 +0100 (CET) Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by mails.dpdk.org (Postfix) with ESMTP id B5948402EE for ; Tue, 14 Nov 2023 09:47:17 +0100 (CET) Received: from kwepemd100004.china.huawei.com (unknown [172.30.72.55]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4SV0Fp2Bm8z1P7mb; Tue, 14 Nov 2023 16:43:58 +0800 (CST) Received: from localhost.localdomain (10.67.165.2) by kwepemd100004.china.huawei.com (7.221.188.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.1258.23; Tue, 14 Nov 2023 16:47:16 +0800 From: Jie Hai To: , Naga Harish K S V , Jerin Jacob CC: , , Subject: [PATCH v2 12/22] eventdev: replace strtok with reentrant version Date: Tue, 14 Nov 2023 16:41:23 +0800 Message-ID: <20231114084133.3573959-13-haijie1@huawei.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20231114084133.3573959-1-haijie1@huawei.com> References: <20231113104550.2138654-1-haijie1@huawei.com> <20231114084133.3573959-1-haijie1@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.67.165.2] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemd100004.china.huawei.com (7.221.188.31) X-CFilter-Loop: Reflected X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Multiple threads calling the same function may cause condition race issues, which often leads to abnormal behavior and can cause more serious vulnerabilities such as abnormal termination, denial of service, and compromised data integrity. The strtok() is non-reentrant, it is better to replace it with a reentrant version. Cc: stable@dpdk.org Signed-off-by: Jie Hai Acked-by: Chengwen Feng --- lib/eventdev/rte_event_eth_rx_adapter.c | 38 ++++++++++++------------- lib/eventdev/rte_eventdev.c | 18 ++++++------ 2 files changed, 28 insertions(+), 28 deletions(-) diff --git a/lib/eventdev/rte_event_eth_rx_adapter.c b/lib/eventdev/rte_event_eth_rx_adapter.c index 6db03adf0463..91e535e983d3 100644 --- a/lib/eventdev/rte_event_eth_rx_adapter.c +++ b/lib/eventdev/rte_event_eth_rx_adapter.c @@ -3651,7 +3651,7 @@ handle_rxa_get_queue_conf(const char *cmd __rte_unused, uint8_t rx_adapter_id; uint16_t rx_queue_id; int eth_dev_id, ret = -1; - char *token, *l_params; + char *token, *l_params, *sp; struct rte_event_eth_rx_adapter_queue_conf queue_conf; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) @@ -3661,19 +3661,19 @@ handle_rxa_get_queue_conf(const char *cmd __rte_unused, l_params = strdup(params); if (l_params == NULL) return -ENOMEM; - token = strtok(l_params, ","); + token = strtok_s(l_params, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); rx_adapter_id = strtoul(token, NULL, 10); RTE_EVENT_ETH_RX_ADAPTER_ID_VALID_OR_GOTO_ERR_RET(rx_adapter_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get device ID from parameter string */ eth_dev_id = strtoul(token, NULL, 10); RTE_ETH_VALID_PORTID_OR_GOTO_ERR_RET(eth_dev_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get Rx queue ID from parameter string */ @@ -3684,7 +3684,7 @@ handle_rxa_get_queue_conf(const char *cmd __rte_unused, goto error; } - token = strtok(NULL, "\0"); + token = strtok_s(NULL, "\0", &sp); if (token != NULL) RTE_EDEV_LOG_ERR("Extra parameters passed to eventdev" " telemetry command, ignoring"); @@ -3723,7 +3723,7 @@ handle_rxa_get_queue_stats(const char *cmd __rte_unused, uint8_t rx_adapter_id; uint16_t rx_queue_id; int eth_dev_id, ret = -1; - char *token, *l_params; + char *token, *l_params, *sp = NULL; struct rte_event_eth_rx_adapter_queue_stats q_stats; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) @@ -3733,19 +3733,19 @@ handle_rxa_get_queue_stats(const char *cmd __rte_unused, l_params = strdup(params); if (l_params == NULL) return -ENOMEM; - token = strtok(l_params, ","); + token = strtok_s(l_params, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); rx_adapter_id = strtoul(token, NULL, 10); RTE_EVENT_ETH_RX_ADAPTER_ID_VALID_OR_GOTO_ERR_RET(rx_adapter_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get device ID from parameter string */ eth_dev_id = strtoul(token, NULL, 10); RTE_ETH_VALID_PORTID_OR_GOTO_ERR_RET(eth_dev_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get Rx queue ID from parameter string */ @@ -3756,7 +3756,7 @@ handle_rxa_get_queue_stats(const char *cmd __rte_unused, goto error; } - token = strtok(NULL, "\0"); + token = strtok_s(NULL, "\0", &sp); if (token != NULL) RTE_EDEV_LOG_ERR("Extra parameters passed to eventdev" " telemetry command, ignoring"); @@ -3794,7 +3794,7 @@ handle_rxa_queue_stats_reset(const char *cmd __rte_unused, uint8_t rx_adapter_id; uint16_t rx_queue_id; int eth_dev_id, ret = -1; - char *token, *l_params; + char *token, *l_params, *sp = NULL; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) return -1; @@ -3803,19 +3803,19 @@ handle_rxa_queue_stats_reset(const char *cmd __rte_unused, l_params = strdup(params); if (l_params == NULL) return -ENOMEM; - token = strtok(l_params, ","); + token = strtok_s(l_params, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); rx_adapter_id = strtoul(token, NULL, 10); RTE_EVENT_ETH_RX_ADAPTER_ID_VALID_OR_GOTO_ERR_RET(rx_adapter_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get device ID from parameter string */ eth_dev_id = strtoul(token, NULL, 10); RTE_ETH_VALID_PORTID_OR_GOTO_ERR_RET(eth_dev_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get Rx queue ID from parameter string */ @@ -3826,7 +3826,7 @@ handle_rxa_queue_stats_reset(const char *cmd __rte_unused, goto error; } - token = strtok(NULL, "\0"); + token = strtok_s(NULL, "\0", &sp); if (token != NULL) RTE_EDEV_LOG_ERR("Extra parameters passed to eventdev" " telemetry command, ignoring"); @@ -3855,7 +3855,7 @@ handle_rxa_instance_get(const char *cmd __rte_unused, uint8_t instance_id; uint16_t rx_queue_id; int eth_dev_id, ret = -1; - char *token, *l_params; + char *token, *l_params, *sp = NULL; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) return -1; @@ -3863,14 +3863,14 @@ handle_rxa_instance_get(const char *cmd __rte_unused, l_params = strdup(params); if (l_params == NULL) return -ENOMEM; - token = strtok(l_params, ","); + token = strtok_s(l_params, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get device ID from parameter string */ eth_dev_id = strtoul(token, NULL, 10); RTE_ETH_VALID_PORTID_OR_GOTO_ERR_RET(eth_dev_id, -EINVAL); - token = strtok(NULL, ","); + token = strtok_s(NULL, ",", &sp); RTE_EVENT_ETH_RX_ADAPTER_TOKEN_VALID_OR_GOTO_ERR_RET(token, -1); /* Get Rx queue ID from parameter string */ @@ -3881,7 +3881,7 @@ handle_rxa_instance_get(const char *cmd __rte_unused, goto error; } - token = strtok(NULL, "\0"); + token = strtok_s(NULL, "\0", &sp); if (token != NULL) RTE_EDEV_LOG_ERR("Extra parameters passed to eventdev" " telemetry command, ignoring"); diff --git a/lib/eventdev/rte_eventdev.c b/lib/eventdev/rte_eventdev.c index 0ca32d672175..9e753c3720c0 100644 --- a/lib/eventdev/rte_eventdev.c +++ b/lib/eventdev/rte_eventdev.c @@ -1784,7 +1784,7 @@ handle_queue_links(const char *cmd __rte_unused, struct rte_tel_data *d) { int i, ret, port_id = 0; - char *end_param; + char *end_param, *sp = NULL; uint8_t dev_id; uint8_t queues[RTE_EVENT_MAX_QUEUES_PER_DEV]; uint8_t priorities[RTE_EVENT_MAX_QUEUES_PER_DEV]; @@ -1797,12 +1797,12 @@ handle_queue_links(const char *cmd __rte_unused, dev_id = strtoul(params, &end_param, 10); RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); - p_param = strtok(end_param, ","); + p_param = strtok_s(end_param, ",", &sp); if (p_param == NULL || strlen(p_param) == 0 || !isdigit(*p_param)) return -1; port_id = strtoul(p_param, &end_param, 10); - p_param = strtok(NULL, "\0"); + p_param = strtok_s(NULL, "\0", &sp); if (p_param != NULL) RTE_EDEV_LOG_DEBUG( "Extra parameters passed to eventdev telemetry command, ignoring"); @@ -1922,7 +1922,7 @@ handle_port_xstats(const char *cmd __rte_unused, int dev_id; int port_queue_id = 0; enum rte_event_dev_xstats_mode mode; - char *end_param; + char *end_param, *sp = NULL; const char *p_param; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) @@ -1932,7 +1932,7 @@ handle_port_xstats(const char *cmd __rte_unused, dev_id = strtoul(params, &end_param, 10); RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); - p_param = strtok(end_param, ","); + p_param = strtok_s(end_param, ",", &sp); mode = RTE_EVENT_DEV_XSTATS_PORT; if (p_param == NULL || strlen(p_param) == 0 || !isdigit(*p_param)) @@ -1940,7 +1940,7 @@ handle_port_xstats(const char *cmd __rte_unused, port_queue_id = strtoul(p_param, &end_param, 10); - p_param = strtok(NULL, "\0"); + p_param = strtok_s(NULL, "\0", &sp); if (p_param != NULL) RTE_EDEV_LOG_DEBUG( "Extra parameters passed to eventdev telemetry command, ignoring"); @@ -1956,7 +1956,7 @@ handle_queue_xstats(const char *cmd __rte_unused, int dev_id; int port_queue_id = 0; enum rte_event_dev_xstats_mode mode; - char *end_param; + char *end_param, *sp = NULL; const char *p_param; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) @@ -1966,7 +1966,7 @@ handle_queue_xstats(const char *cmd __rte_unused, dev_id = strtoul(params, &end_param, 10); RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); - p_param = strtok(end_param, ","); + p_param = strtok_s(end_param, ",", &sp); mode = RTE_EVENT_DEV_XSTATS_QUEUE; if (p_param == NULL || strlen(p_param) == 0 || !isdigit(*p_param)) @@ -1974,7 +1974,7 @@ handle_queue_xstats(const char *cmd __rte_unused, port_queue_id = strtoul(p_param, &end_param, 10); - p_param = strtok(NULL, "\0"); + p_param = strtok_s(NULL, "\0", &sp); if (p_param != NULL) RTE_EDEV_LOG_DEBUG( "Extra parameters passed to eventdev telemetry command, ignoring"); -- 2.30.0