git: 695d87bae1ec - main - nfscl: Make coverity happy
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Date: Wed, 29 Mar 2023 00:11:03 UTC
The branch main has been updated by rmacklem:
URL: https://cgit.FreeBSD.org/src/commit/?id=695d87bae1ec826fcf796f99b9de9cdd8c37fb8c
commit 695d87bae1ec826fcf796f99b9de9cdd8c37fb8c
Author: Rick Macklem <rmacklem@FreeBSD.org>
AuthorDate: 2023-03-29 00:08:45 +0000
Commit: Rick Macklem <rmacklem@FreeBSD.org>
CommitDate: 2023-03-29 00:08:45 +0000
nfscl: Make coverity happy
Coverity does not like code that checks a function's
return value sometimes. Add "(void)" in front of the
function when the return value does not matter to try
and make it happy.
A recent commit deleted "(void)"s in front of nfsm_fhtom().
This commit puts them back in.
Reported by: emaste
MFC after: 3 months
---
sys/fs/nfs/nfs_commonsubs.c | 4 ++--
sys/fs/nfsclient/nfs_clrpcops.c | 20 ++++++++++----------
sys/fs/nfsserver/nfs_nfsdserv.c | 18 +++++++++---------
sys/fs/nfsserver/nfs_nfsdstate.c | 6 +++---
4 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/sys/fs/nfs/nfs_commonsubs.c b/sys/fs/nfs/nfs_commonsubs.c
index 9e70eea522c4..48798087b177 100644
--- a/sys/fs/nfs/nfs_commonsubs.c
+++ b/sys/fs/nfs/nfs_commonsubs.c
@@ -437,7 +437,7 @@ nfscl_reqstart(struct nfsrv_descript *nd, int procnum, struct nfsmount *nmp,
if (nfsv4_opflag[nfsv4_opmap[procnum].op].needscfh > 0) {
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
- nfsm_fhtom(nmp, nd, nfhp, fhlen, 0);
+ (void)nfsm_fhtom(nmp, nd, nfhp, fhlen, 0);
if (nfsv4_opflag[nfsv4_opmap[procnum].op].needscfh
== 2 && procnum != NFSPROC_WRITEDS &&
procnum != NFSPROC_COMMITDS) {
@@ -468,7 +468,7 @@ nfscl_reqstart(struct nfsrv_descript *nd, int procnum, struct nfsmount *nmp,
*tl = txdr_unsigned(nfsv4_opmap[procnum].op);
}
} else {
- nfsm_fhtom(NULL, nd, nfhp, fhlen, 0);
+ (void)nfsm_fhtom(NULL, nd, nfhp, fhlen, 0);
}
if (procnum < NFSV42_NPROCS)
NFSINCRGLOBAL(nfsstatsv1.rpccnt[procnum]);
diff --git a/sys/fs/nfsclient/nfs_clrpcops.c b/sys/fs/nfsclient/nfs_clrpcops.c
index 9a8e7436f620..70c7619e679a 100644
--- a/sys/fs/nfsclient/nfs_clrpcops.c
+++ b/sys/fs/nfsclient/nfs_clrpcops.c
@@ -2585,7 +2585,7 @@ nfsrpc_createv4(vnode_t dvp, char *name, int namelen, struct vattr *vap,
/* Get the directory's post-op attributes. */
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
- nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh, np->n_fhp->nfh_len, 0);
+ (void)nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh, np->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_GETATTR);
(void) nfsrv_putattrbit(nd, &attrbits);
@@ -2785,7 +2785,7 @@ tryagain:
*tl++ = dstateid.other[2];
*tl = txdr_unsigned(NFSV4OP_PUTFH);
np = VTONFS(dvp);
- nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh,
np->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_REMOVE);
@@ -2873,7 +2873,7 @@ tryagain:
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
np = VTONFS(tvp);
- nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh,
np->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_DELEGRETURN);
@@ -2893,7 +2893,7 @@ tryagain:
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
np = VTONFS(fdvp);
- nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh,
np->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_SAVEFH);
@@ -2910,7 +2910,7 @@ tryagain:
(void) nfsrv_putattrbit(nd, &attrbits);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
- nfsm_fhtom(nmp, nd, VTONFS(tdvp)->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(nmp, nd, VTONFS(tdvp)->n_fhp->nfh_fh,
VTONFS(tdvp)->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_GETATTR);
@@ -2921,7 +2921,7 @@ tryagain:
}
(void) nfsm_strtom(nd, fnameptr, fnamelen);
if (!(nd->nd_flag & ND_NFSV4))
- nfsm_fhtom(nmp, nd, VTONFS(tdvp)->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(nmp, nd, VTONFS(tdvp)->n_fhp->nfh_fh,
VTONFS(tdvp)->n_fhp->nfh_len, 0);
(void) nfsm_strtom(nd, tnameptr, tnamelen);
error = nfscl_request(nd, fdvp, p, cred);
@@ -3006,7 +3006,7 @@ nfsrpc_link(vnode_t dvp, vnode_t vp, char *name, int namelen,
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
}
- nfsm_fhtom(VFSTONFS(dvp->v_mount), nd, VTONFS(dvp)->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(VFSTONFS(dvp->v_mount), nd, VTONFS(dvp)->n_fhp->nfh_fh,
VTONFS(dvp)->n_fhp->nfh_len, 0);
if (nd->nd_flag & ND_NFSV4) {
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
@@ -3146,7 +3146,7 @@ nfsrpc_mkdir(vnode_t dvp, char *name, int namelen, struct vattr *vap,
(void) nfsrv_putattrbit(nd, &attrbits);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
- nfsm_fhtom(nmp, nd, fhp->nfh_fh, fhp->nfh_len, 0);
+ (void)nfsm_fhtom(nmp, nd, fhp->nfh_fh, fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_GETATTR);
(void) nfsrv_putattrbit(nd, &attrbits);
@@ -8230,7 +8230,7 @@ nfsrpc_createlayout(vnode_t dvp, char *name, int namelen, struct vattr *vap,
/* Get the directory's post-op attributes. */
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
- nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh, np->n_fhp->nfh_len, 0);
+ (void)nfsm_fhtom(nmp, nd, np->n_fhp->nfh_fh, np->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_GETATTR);
nfsrv_putattrbit(nd, &attrbits);
@@ -8635,7 +8635,7 @@ nfsrpc_copyrpc(vnode_t invp, off_t inoff, vnode_t outvp, off_t outoff,
nfsrv_putattrbit(nd, &attrbits);
NFSM_BUILD(tl, uint32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_PUTFH);
- nfsm_fhtom(nmp, nd, VTONFS(outvp)->n_fhp->nfh_fh,
+ (void)nfsm_fhtom(nmp, nd, VTONFS(outvp)->n_fhp->nfh_fh,
VTONFS(outvp)->n_fhp->nfh_len, 0);
NFSM_BUILD(tl, uint32_t *, NFSX_UNSIGNED);
*tl = txdr_unsigned(NFSV4OP_COPY);
diff --git a/sys/fs/nfsserver/nfs_nfsdserv.c b/sys/fs/nfsserver/nfs_nfsdserv.c
index cf88e5ea4ebe..01ecf0b09ebd 100644
--- a/sys/fs/nfsserver/nfs_nfsdserv.c
+++ b/sys/fs/nfsserver/nfs_nfsdserv.c
@@ -672,10 +672,10 @@ nfsrvd_lookup(struct nfsrv_descript *nd, __unused int isdgram,
goto out;
}
if (nd->nd_flag & ND_NFSV2) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 0);
nfsrv_fillattr(nd, &nva);
} else if (nd->nd_flag & ND_NFSV3) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 0);
nfsrv_postopattr(nd, 0, &nva);
nfsrv_postopattr(nd, dattr_ret, &dattr);
}
@@ -1282,7 +1282,7 @@ nfsrvd_create(struct nfsrv_descript *nd, __unused int isdgram,
}
if (nd->nd_flag & ND_NFSV2) {
if (!nd->nd_repstat) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)&fh, 0, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)&fh, 0, 0);
nfsrv_fillattr(nd, &nva);
}
} else {
@@ -1292,7 +1292,7 @@ nfsrvd_create(struct nfsrv_descript *nd, __unused int isdgram,
diraft_ret = nfsvno_getattr(dirp, &diraft, nd, p, 0, NULL);
vrele(dirp);
if (!nd->nd_repstat) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)&fh, 0, 1);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)&fh, 0, 1);
nfsrv_postopattr(nd, 0, &nva);
}
nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft);
@@ -1492,7 +1492,7 @@ nfsrvd_mknod(struct nfsrv_descript *nd, __unused int isdgram,
vrele(dirp);
if (!nd->nd_repstat) {
if (nd->nd_flag & ND_NFSV3) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 1);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 1);
nfsrv_postopattr(nd, 0, &nva);
} else {
NFSM_BUILD(tl, u_int32_t *, 5 * NFSX_UNSIGNED);
@@ -1946,7 +1946,7 @@ nfsrvd_symlink(struct nfsrv_descript *nd, __unused int isdgram,
if (nd->nd_flag & ND_NFSV3) {
if (!nd->nd_repstat) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 1);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 1);
nfsrv_postopattr(nd, 0, &nva);
}
nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft);
@@ -2070,12 +2070,12 @@ nfsrvd_mkdir(struct nfsrv_descript *nd, __unused int isdgram,
if (nd->nd_flag & ND_NFSV3) {
if (!nd->nd_repstat) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 1);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 1);
nfsrv_postopattr(nd, 0, &nva);
}
nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft);
} else if (!nd->nd_repstat) {
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, 0, 0);
nfsrv_fillattr(nd, &nva);
}
@@ -3462,7 +3462,7 @@ nfsrvd_getfh(struct nfsrv_descript *nd, __unused int isdgram,
nd->nd_repstat = nfsvno_getfh(vp, &fh, p);
vput(vp);
if (!nd->nd_repstat)
- nfsm_fhtom(NULL, nd, (u_int8_t *)&fh, 0, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)&fh, 0, 0);
NFSEXITCODE2(0, nd);
return (0);
}
diff --git a/sys/fs/nfsserver/nfs_nfsdstate.c b/sys/fs/nfsserver/nfs_nfsdstate.c
index 267b030d8d65..4a552298671e 100644
--- a/sys/fs/nfsserver/nfs_nfsdstate.c
+++ b/sys/fs/nfsserver/nfs_nfsdstate.c
@@ -4529,7 +4529,7 @@ nfsrv_docallback(struct nfsclient *clp, int procnum, nfsv4stateid_t *stateidp,
m_freem(nd->nd_mreq);
goto errout;
}
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, NFSX_MYFH, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, NFSX_MYFH, 0);
(void)nfsrv_putattrbit(nd, attrbitp);
} else if (procnum == NFSV4OP_CBRECALL) {
nd->nd_procnum = NFSV4PROC_CBCOMPOUND;
@@ -4548,7 +4548,7 @@ nfsrv_docallback(struct nfsclient *clp, int procnum, nfsv4stateid_t *stateidp,
*tl = newnfs_true;
else
*tl = newnfs_false;
- nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, NFSX_MYFH, 0);
+ (void)nfsm_fhtom(NULL, nd, (u_int8_t *)fhp, NFSX_MYFH, 0);
} else if (procnum == NFSV4OP_CBLAYOUTRECALL) {
NFSD_DEBUG(4, "docallback layout recall\n");
nd->nd_procnum = NFSV4PROC_CBCOMPOUND;
@@ -4567,7 +4567,7 @@ nfsrv_docallback(struct nfsclient *clp, int procnum, nfsv4stateid_t *stateidp,
else
*tl++ = newnfs_false;
*tl = txdr_unsigned(NFSV4LAYOUTRET_FILE);
- nfsm_fhtom(NULL, nd, (uint8_t *)fhp, NFSX_MYFH, 0);
+ (void)nfsm_fhtom(NULL, nd, (uint8_t *)fhp, NFSX_MYFH, 0);
NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_HYPER + NFSX_STATEID);
tval = 0;
txdr_hyper(tval, tl); tl += 2;