5.10-stable review patch. If anyone has any objections, please let me know.
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From: Wolfram Sang wsa+renesas@sang-engineering.com
[ Upstream commit 72f78ae00a8e5d7abe13abac8305a300f6afd74b ]
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=V6A6G1oUZcprmkn... Signed-off-by: Wolfram Sang wsa+renesas@sang-engineering.com Signed-off-by: Chuck Lever chuck.lever@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/nfsd/nfs4idmap.c | 8 ++++---- fs/nfsd/nfs4proc.c | 2 +- fs/nfsd/nfssvc.c | 2 +- 3 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c index f92161ce1f97d..e70a1a2999b7b 100644 --- a/fs/nfsd/nfs4idmap.c +++ b/fs/nfsd/nfs4idmap.c @@ -82,8 +82,8 @@ ent_init(struct cache_head *cnew, struct cache_head *citm) new->id = itm->id; new->type = itm->type;
- strlcpy(new->name, itm->name, sizeof(new->name)); - strlcpy(new->authname, itm->authname, sizeof(new->authname)); + strscpy(new->name, itm->name, sizeof(new->name)); + strscpy(new->authname, itm->authname, sizeof(new->authname)); }
static void @@ -548,7 +548,7 @@ idmap_name_to_id(struct svc_rqst *rqstp, int type, const char *name, u32 namelen return nfserr_badowner; memcpy(key.name, name, namelen); key.name[namelen] = '\0'; - strlcpy(key.authname, rqst_authname(rqstp), sizeof(key.authname)); + strscpy(key.authname, rqst_authname(rqstp), sizeof(key.authname)); ret = idmap_lookup(rqstp, nametoid_lookup, &key, nn->nametoid_cache, &item); if (ret == -ENOENT) return nfserr_badowner; @@ -584,7 +584,7 @@ static __be32 idmap_id_to_name(struct xdr_stream *xdr, int ret; struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
- strlcpy(key.authname, rqst_authname(rqstp), sizeof(key.authname)); + strscpy(key.authname, rqst_authname(rqstp), sizeof(key.authname)); ret = idmap_lookup(rqstp, idtoname_lookup, &key, nn->idtoname_cache, &item); if (ret == -ENOENT) return encode_ascii_id(xdr, id); diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index 193b84a0f3a59..0431b979748b8 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1345,7 +1345,7 @@ static __be32 nfsd4_ssc_setup_dul(struct nfsd_net *nn, char *ipaddr, return 0; } if (work) { - strlcpy(work->nsui_ipaddr, ipaddr, sizeof(work->nsui_ipaddr) - 1); + strscpy(work->nsui_ipaddr, ipaddr, sizeof(work->nsui_ipaddr) - 1); refcount_set(&work->nsui_refcnt, 2); work->nsui_busy = true; list_add_tail(&work->nsui_list, &nn->nfsd_ssc_mount_list); diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index 011c556caa1e7..8b1afde192118 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -799,7 +799,7 @@ nfsd_svc(int nrservs, struct net *net, const struct cred *cred) if (nrservs == 0 && nn->nfsd_serv == NULL) goto out;
- strlcpy(nn->nfsd_name, utsname()->nodename, + strscpy(nn->nfsd_name, utsname()->nodename, sizeof(nn->nfsd_name));
error = nfsd_create_serv(net);