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-rw-r--r--fs/nfsd/nfs4state.c15
-rw-r--r--fs/nfsd/nfs4xdr.c42
2 files changed, 31 insertions, 26 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index e5ca6d7028df..ae1d47715b90 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2646,6 +2646,7 @@ nfsd4_lock(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock
struct file_lock conflock;
__be32 status = 0;
unsigned int strhashval;
+ int err;
dprintk("NFSD: nfsd4_lock: start=%Ld length=%Ld\n",
(long long) lock->lk_offset,
@@ -2758,13 +2759,14 @@ nfsd4_lock(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock
* locks_copy_lock: */
conflock.fl_ops = NULL;
conflock.fl_lmops = NULL;
- status = posix_lock_file_conf(filp, &file_lock, &conflock);
+ err = posix_lock_file_conf(filp, &file_lock, &conflock);
dprintk("NFSD: nfsd4_lock: posix_lock_file_conf status %d\n",status);
- switch (-status) {
+ switch (-err) {
case 0: /* success! */
update_stateid(&lock_stp->st_stateid);
memcpy(&lock->lk_resp_stateid, &lock_stp->st_stateid,
sizeof(stateid_t));
+ status = 0;
break;
case (EAGAIN): /* conflock holds conflicting lock */
status = nfserr_denied;
@@ -2775,7 +2777,7 @@ nfsd4_lock(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock
status = nfserr_deadlock;
break;
default:
- dprintk("NFSD: nfsd4_lock: posix_lock_file_conf() failed! status %d\n",status);
+ dprintk("NFSD: nfsd4_lock: posix_lock_file_conf() failed! status %d\n",err);
status = nfserr_resource;
break;
}
@@ -2880,6 +2882,7 @@ nfsd4_locku(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock
struct file *filp = NULL;
struct file_lock file_lock;
__be32 status;
+ int err;
dprintk("NFSD: nfsd4_locku: start=%Ld length=%Ld\n",
(long long) locku->lu_offset,
@@ -2917,8 +2920,8 @@ nfsd4_locku(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock
/*
* Try to unlock the file in the VFS.
*/
- status = posix_lock_file(filp, &file_lock);
- if (status) {
+ err = posix_lock_file(filp, &file_lock);
+ if (err) {
dprintk("NFSD: nfs4_locku: posix_lock_file failed!\n");
goto out_nfserr;
}
@@ -2937,7 +2940,7 @@ out:
return status;
out_nfserr:
- status = nfserrno(status);
+ status = nfserrno(err);
goto out;
}
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index d7b630f1a9ae..f3f239db04bb 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -247,6 +247,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
int expected_len, len = 0;
u32 dummy32;
char *buf;
+ int host_err;
DECODE_HEAD;
iattr->ia_valid = 0;
@@ -280,7 +281,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
*acl = nfs4_acl_new();
if (*acl == NULL) {
- status = -ENOMEM;
+ host_err = -ENOMEM;
goto out_nfserr;
}
defer_free(argp, (void (*)(const void *))nfs4_acl_free, *acl);
@@ -295,20 +296,20 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
len += XDR_QUADLEN(dummy32) << 2;
READMEM(buf, dummy32);
ace.whotype = nfs4_acl_get_whotype(buf, dummy32);
- status = 0;
+ host_err = 0;
if (ace.whotype != NFS4_ACL_WHO_NAMED)
ace.who = 0;
else if (ace.flag & NFS4_ACE_IDENTIFIER_GROUP)
- status = nfsd_map_name_to_gid(argp->rqstp,
+ host_err = nfsd_map_name_to_gid(argp->rqstp,
buf, dummy32, &ace.who);
else
- status = nfsd_map_name_to_uid(argp->rqstp,
+ host_err = nfsd_map_name_to_uid(argp->rqstp,
buf, dummy32, &ace.who);
- if (status)
+ if (host_err)
goto out_nfserr;
- status = nfs4_acl_add_ace(*acl, ace.type, ace.flag,
+ host_err = nfs4_acl_add_ace(*acl, ace.type, ace.flag,
ace.access_mask, ace.whotype, ace.who);
- if (status)
+ if (host_err)
goto out_nfserr;
}
} else
@@ -327,7 +328,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
READ_BUF(dummy32);
len += (XDR_QUADLEN(dummy32) << 2);
READMEM(buf, dummy32);
- if ((status = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &iattr->ia_uid)))
+ if ((host_err = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &iattr->ia_uid)))
goto out_nfserr;
iattr->ia_valid |= ATTR_UID;
}
@@ -338,7 +339,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
READ_BUF(dummy32);
len += (XDR_QUADLEN(dummy32) << 2);
READMEM(buf, dummy32);
- if ((status = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &iattr->ia_gid)))
+ if ((host_err = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &iattr->ia_gid)))
goto out_nfserr;
iattr->ia_valid |= ATTR_GID;
}
@@ -414,7 +415,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
DECODE_TAIL;
out_nfserr:
- status = nfserrno(status);
+ status = nfserrno(host_err);
goto out;
}
@@ -1438,6 +1439,7 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
u32 rdattr_err = 0;
__be32 *p = buffer;
__be32 status;
+ int err;
int aclsupport = 0;
struct nfs4_acl *acl = NULL;
@@ -1451,14 +1453,14 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
goto out;
}
- status = vfs_getattr(exp->ex_mnt, dentry, &stat);
- if (status)
+ err = vfs_getattr(exp->ex_mnt, dentry, &stat);
+ if (err)
goto out_nfserr;
if ((bmval0 & (FATTR4_WORD0_FILES_FREE | FATTR4_WORD0_FILES_TOTAL)) ||
(bmval1 & (FATTR4_WORD1_SPACE_AVAIL | FATTR4_WORD1_SPACE_FREE |
FATTR4_WORD1_SPACE_TOTAL))) {
- status = vfs_statfs(dentry, &statfs);
- if (status)
+ err = vfs_statfs(dentry, &statfs);
+ if (err)
goto out_nfserr;
}
if ((bmval0 & (FATTR4_WORD0_FILEHANDLE | FATTR4_WORD0_FSID)) && !fhp) {
@@ -1470,15 +1472,15 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
}
if (bmval0 & (FATTR4_WORD0_ACL | FATTR4_WORD0_ACLSUPPORT
| FATTR4_WORD0_SUPPORTED_ATTRS)) {
- status = nfsd4_get_nfs4_acl(rqstp, dentry, &acl);
- aclsupport = (status == 0);
+ err = nfsd4_get_nfs4_acl(rqstp, dentry, &acl);
+ aclsupport = (err == 0);
if (bmval0 & FATTR4_WORD0_ACL) {
- if (status == -EOPNOTSUPP)
+ if (err == -EOPNOTSUPP)
bmval0 &= ~FATTR4_WORD0_ACL;
- else if (status == -EINVAL) {
+ else if (err == -EINVAL) {
status = nfserr_attrnotsupp;
goto out;
- } else if (status != 0)
+ } else if (err != 0)
goto out_nfserr;
}
}
@@ -1818,7 +1820,7 @@ out:
fh_put(&tempfh);
return status;
out_nfserr:
- status = nfserrno(status);
+ status = nfserrno(err);
goto out;
out_resource:
*countp = 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.