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[204.195.96.226]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2fc13ad726bsm1706826a91.28.2025.02.13.14.18.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2025 14:18:43 -0800 (PST) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , Christian Koue Muf , Serhii Iliushyk Subject: [PATCH v6 10/11] net/ntnic: remove unnecessary memset Date: Thu, 13 Feb 2025 14:16:23 -0800 Message-ID: <20250213221819.1856769-11-stephen@networkplumber.org> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250213221819.1856769-1-stephen@networkplumber.org> References: <20241114011129.451243-1-stephen@networkplumber.org> <20250213221819.1856769-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 Calling memset before free() has no effect and will be flagged by security parsing tools as a potential bug. None of these data structures have sensitive information. Signed-off-by: Stephen Hemminger --- drivers/net/ntnic/nthw/core/nthw_hif.c | 5 +---- drivers/net/ntnic/nthw/core/nthw_iic.c | 5 +---- drivers/net/ntnic/nthw/core/nthw_pcie3.c | 5 +---- drivers/net/ntnic/nthw/core/nthw_rpf.c | 5 +---- drivers/net/ntnic/nthw/core/nthw_sdc.c | 5 +---- drivers/net/ntnic/nthw/core/nthw_si5340.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_cat.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_csu.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_flm.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_hfu.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_hsh.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_info.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_km.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_pdb.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_qsl.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_rpp_lr.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_slc_lr.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_cpy.c | 1 - drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_ins.c | 5 +---- drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_rpl.c | 5 +---- drivers/net/ntnic/nthw/model/nthw_fpga_model.c | 1 - 21 files changed, 19 insertions(+), 78 deletions(-) diff --git a/drivers/net/ntnic/nthw/core/nthw_hif.c b/drivers/net/ntnic/nthw/core/nthw_hif.c index 9f699e4f94..d702257d76 100644 --- a/drivers/net/ntnic/nthw/core/nthw_hif.c +++ b/drivers/net/ntnic/nthw/core/nthw_hif.c @@ -23,10 +23,7 @@ nthw_hif_t *nthw_hif_new(void) void nthw_hif_delete(nthw_hif_t *p) { - if (p) { - memset(p, 0, sizeof(nthw_hif_t)); - free(p); - } + free(p); } int nthw_hif_init(nthw_hif_t *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/core/nthw_iic.c b/drivers/net/ntnic/nthw/core/nthw_iic.c index 269754c24a..a98ec659c4 100644 --- a/drivers/net/ntnic/nthw/core/nthw_iic.c +++ b/drivers/net/ntnic/nthw/core/nthw_iic.c @@ -253,10 +253,7 @@ int nthw_iic_init(nthw_iic_t *p, nthw_fpga_t *p_fpga, int n_iic_instance, void nthw_iic_delete(nthw_iic_t *p) { - if (p) { - memset(p, 0, sizeof(nthw_iic_t)); - free(p); - } + free(p); } int nthw_iic_set_retry_params(nthw_iic_t *p, const int n_poll_delay, const int n_bus_ready_retry, diff --git a/drivers/net/ntnic/nthw/core/nthw_pcie3.c b/drivers/net/ntnic/nthw/core/nthw_pcie3.c index 5997ebb419..a5833e166c 100644 --- a/drivers/net/ntnic/nthw/core/nthw_pcie3.c +++ b/drivers/net/ntnic/nthw/core/nthw_pcie3.c @@ -24,10 +24,7 @@ nthw_pcie3_t *nthw_pcie3_new(void) void nthw_pcie3_delete(nthw_pcie3_t *p) { - if (p) { - memset(p, 0, sizeof(nthw_pcie3_t)); - free(p); - } + free(p); } int nthw_pcie3_init(nthw_pcie3_t *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/core/nthw_rpf.c b/drivers/net/ntnic/nthw/core/nthw_rpf.c index 1ed4d7b4e0..d5c19e312b 100644 --- a/drivers/net/ntnic/nthw/core/nthw_rpf.c +++ b/drivers/net/ntnic/nthw/core/nthw_rpf.c @@ -22,10 +22,7 @@ nthw_rpf_t *nthw_rpf_new(void) void nthw_rpf_delete(nthw_rpf_t *p) { - if (p) { - memset(p, 0, sizeof(nthw_rpf_t)); - free(p); - } + free(p); } int nthw_rpf_init(nthw_rpf_t *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/core/nthw_sdc.c b/drivers/net/ntnic/nthw/core/nthw_sdc.c index fc73e6957c..e32d87b967 100644 --- a/drivers/net/ntnic/nthw/core/nthw_sdc.c +++ b/drivers/net/ntnic/nthw/core/nthw_sdc.c @@ -22,10 +22,7 @@ nthw_sdc_t *nthw_sdc_new(void) void nthw_sdc_delete(nthw_sdc_t *p) { - if (p) { - memset(p, 0, sizeof(nthw_sdc_t)); - free(p); - } + free(p); } int nthw_sdc_init(nthw_sdc_t *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/core/nthw_si5340.c b/drivers/net/ntnic/nthw/core/nthw_si5340.c index 05cadc0bf4..ceaa58e0f7 100644 --- a/drivers/net/ntnic/nthw/core/nthw_si5340.c +++ b/drivers/net/ntnic/nthw/core/nthw_si5340.c @@ -44,10 +44,7 @@ int nthw_si5340_init(nthw_si5340_t *p, nthw_iic_t *p_nthw_iic, uint8_t n_iic_add void nthw_si5340_delete(nthw_si5340_t *p) { - if (p) { - memset(p, 0, sizeof(nthw_si5340_t)); - free(p); - } + free(p); } /* diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_cat.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_cat.c index d3213593e1..ff316065f3 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_cat.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_cat.c @@ -25,10 +25,7 @@ struct cat_nthw *cat_nthw_new(void) void cat_nthw_delete(struct cat_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } void cat_nthw_set_debug_mode(struct cat_nthw *p, unsigned int n_debug_mode) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_csu.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_csu.c index c1b73179a8..ddb11edf7c 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_csu.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_csu.c @@ -29,10 +29,7 @@ struct csu_nthw *csu_nthw_new(void) void csu_nthw_delete(struct csu_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int csu_nthw_init(struct csu_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_flm.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_flm.c index 8855978349..0b2f97ff01 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_flm.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_flm.c @@ -26,10 +26,7 @@ struct flm_nthw *flm_nthw_new(void) void flm_nthw_delete(struct flm_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } void flm_nthw_set_debug_mode(struct flm_nthw *p, unsigned int n_debug_mode) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hfu.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hfu.c index 4a8b17101d..3170c363dc 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hfu.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hfu.c @@ -29,10 +29,7 @@ struct hfu_nthw *hfu_nthw_new(void) void hfu_nthw_delete(struct hfu_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int hfu_nthw_init(struct hfu_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hsh.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hsh.c index 80ead2729a..17381ddea6 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hsh.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_hsh.c @@ -30,10 +30,7 @@ struct hsh_nthw *hsh_nthw_new(void) void hsh_nthw_delete(struct hsh_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int hsh_nthw_init(struct hsh_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_info.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_info.c index 8e0b24dd9a..7a17d36f6d 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_info.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_info.c @@ -30,10 +30,7 @@ struct info_nthw *info_nthw_new(void) void info_nthw_delete(struct info_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int info_nthw_init(struct info_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_km.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_km.c index edc8f58759..88f3900caf 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_km.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_km.c @@ -39,10 +39,7 @@ struct km_nthw *km_nthw_new(void) void km_nthw_delete(struct km_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int km_nthw_init(struct km_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_pdb.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_pdb.c index 4a9713965b..b0b3f41027 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_pdb.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_pdb.c @@ -30,10 +30,7 @@ struct pdb_nthw *pdb_nthw_new(void) void pdb_nthw_delete(struct pdb_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int pdb_nthw_init(struct pdb_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_qsl.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_qsl.c index c887fe25e2..9b1dddb3a8 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_qsl.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_qsl.c @@ -30,10 +30,7 @@ struct qsl_nthw *qsl_nthw_new(void) void qsl_nthw_delete(struct qsl_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int qsl_nthw_init(struct qsl_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_rpp_lr.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_rpp_lr.c index e69a1ca823..3b7380b52f 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_rpp_lr.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_rpp_lr.c @@ -29,10 +29,7 @@ struct rpp_lr_nthw *rpp_lr_nthw_new(void) void rpp_lr_nthw_delete(struct rpp_lr_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int rpp_lr_nthw_init(struct rpp_lr_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_slc_lr.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_slc_lr.c index e062a700eb..9083455051 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_slc_lr.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_slc_lr.c @@ -30,10 +30,7 @@ struct slc_lr_nthw *slc_lr_nthw_new(void) void slc_lr_nthw_delete(struct slc_lr_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int slc_lr_nthw_init(struct slc_lr_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_cpy.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_cpy.c index ee85a1c61b..c0e26f9186 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_cpy.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_cpy.c @@ -31,7 +31,6 @@ void tx_cpy_nthw_delete(struct tx_cpy_nthw *p) { if (p) { free(p->m_writers); - (void)memset(p, 0, sizeof(*p)); free(p); } } diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_ins.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_ins.c index 47af44945f..40581c51ca 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_ins.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_ins.c @@ -29,10 +29,7 @@ struct tx_ins_nthw *tx_ins_nthw_new(void) void tx_ins_nthw_delete(struct tx_ins_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int tx_ins_nthw_init(struct tx_ins_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_rpl.c b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_rpl.c index c40857db0f..3786089326 100644 --- a/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_rpl.c +++ b/drivers/net/ntnic/nthw/flow_filter/flow_nthw_tx_rpl.c @@ -29,10 +29,7 @@ struct tx_rpl_nthw *tx_rpl_nthw_new(void) void tx_rpl_nthw_delete(struct tx_rpl_nthw *p) { - if (p) { - (void)memset(p, 0, sizeof(*p)); - free(p); - } + free(p); } int tx_rpl_nthw_init(struct tx_rpl_nthw *p, nthw_fpga_t *p_fpga, int n_instance) diff --git a/drivers/net/ntnic/nthw/model/nthw_fpga_model.c b/drivers/net/ntnic/nthw/model/nthw_fpga_model.c index 9eaaeb550d..0fb525d34f 100644 --- a/drivers/net/ntnic/nthw/model/nthw_fpga_model.c +++ b/drivers/net/ntnic/nthw/model/nthw_fpga_model.c @@ -183,7 +183,6 @@ nthw_fpga_mgr_t *nthw_fpga_mgr_new(void) void nthw_fpga_mgr_delete(nthw_fpga_mgr_t *p) { - memset(p, 0, sizeof(nthw_fpga_mgr_t)); free(p); } -- 2.47.2