From df207b007468b09111c36250dd5c01ad177c515f Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Thu, 18 Aug 2022 23:02:14 +0200 Subject: [PATCH] caif: move from strlcpy with unused retval to strscpy Follow the advice of the below link and prefer 'strscpy' in this subsystem. Conversion is 1:1 because the return value is not used. Generated by a coccinelle script. Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/ Signed-off-by: Wolfram Sang Link: https://lore.kernel.org/r/20220818210214.8371-1-wsa+renesas@sang-engineering.com Signed-off-by: Jakub Kicinski --- net/caif/caif_dev.c | 2 +- net/caif/caif_usb.c | 2 +- net/caif/cfcnfg.c | 4 ++-- net/caif/cfctrl.c | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c index 52dd0b6835bc..6a0cba4fc29f 100644 --- a/net/caif/caif_dev.c +++ b/net/caif/caif_dev.c @@ -342,7 +342,7 @@ int caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev, mutex_lock(&caifdevs->lock); list_add_rcu(&caifd->list, &caifdevs->list); - strlcpy(caifd->layer.name, dev->name, + strscpy(caifd->layer.name, dev->name, sizeof(caifd->layer.name)); caifd->layer.transmit = transmit; res = cfcnfg_add_phy_layer(cfg, diff --git a/net/caif/caif_usb.c b/net/caif/caif_usb.c index 4be6b04879a1..ebc202ffdd8d 100644 --- a/net/caif/caif_usb.c +++ b/net/caif/caif_usb.c @@ -184,7 +184,7 @@ static int cfusbl_device_notify(struct notifier_block *me, unsigned long what, dev_add_pack(&caif_usb_type); pack_added = true; - strlcpy(layer->name, dev->name, sizeof(layer->name)); + strscpy(layer->name, dev->name, sizeof(layer->name)); return 0; err: diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c index 23267c8db7c4..52509e185960 100644 --- a/net/caif/cfcnfg.c +++ b/net/caif/cfcnfg.c @@ -268,14 +268,14 @@ static int caif_connect_req_to_link_param(struct cfcnfg *cnfg, case CAIFPROTO_RFM: l->linktype = CFCTRL_SRV_RFM; l->u.datagram.connid = s->sockaddr.u.rfm.connection_id; - strlcpy(l->u.rfm.volume, s->sockaddr.u.rfm.volume, + strscpy(l->u.rfm.volume, s->sockaddr.u.rfm.volume, sizeof(l->u.rfm.volume)); break; case CAIFPROTO_UTIL: l->linktype = CFCTRL_SRV_UTIL; l->endpoint = 0x00; l->chtype = 0x00; - strlcpy(l->u.utility.name, s->sockaddr.u.util.service, + strscpy(l->u.utility.name, s->sockaddr.u.util.service, sizeof(l->u.utility.name)); caif_assert(sizeof(l->u.utility.name) > 10); l->u.utility.paramlen = s->param.size; diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c index 2809cbd6b7f7..cc405d8c7c30 100644 --- a/net/caif/cfctrl.c +++ b/net/caif/cfctrl.c @@ -258,7 +258,7 @@ int cfctrl_linkup_request(struct cflayer *layer, tmp16 = cpu_to_le16(param->u.utility.fifosize_bufs); cfpkt_add_body(pkt, &tmp16, 2); memset(utility_name, 0, sizeof(utility_name)); - strlcpy(utility_name, param->u.utility.name, + strscpy(utility_name, param->u.utility.name, UTILITY_NAME_LENGTH); cfpkt_add_body(pkt, utility_name, UTILITY_NAME_LENGTH); tmp8 = param->u.utility.paramlen;