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NFS: Convert printk's to dprintk's in fs/nfs/nfs?xdr.c 

Due to recent edict to replace or remove printk's that can be triggered en
masse by remote misbehavior.  Left a few that only occur just before a BUG.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2007-09-11 18:01:10 -04:00 committed by Trond Myklebust
parent 0ac83779fa
commit fe82a183ca
3 changed files with 42 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
fs/nfs/nfs2xdr.c
View File

@ -271,7 +271,7 @@ nfs_xdr_readres(struct rpc_rqst *req, __be32 *p, struct nfs_readres *res)
res->eof = 0;
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
if (iov->iov_len < hdrlen) {
printk(KERN_WARNING "NFS: READ reply header overflowed:"
dprintk("NFS: READ reply header overflowed:"
"length %d > %Zu\n", hdrlen, iov->iov_len);
return -errno_NFSERR_IO;
} else if (iov->iov_len != hdrlen) {
@ -281,7 +281,7 @@ nfs_xdr_readres(struct rpc_rqst *req, __be32 *p, struct nfs_readres *res)
recvd = req->rq_rcv_buf.len - hdrlen;
if (count > recvd) {
printk(KERN_WARNING "NFS: server cheating in read reply: "
dprintk("NFS: server cheating in read reply: "
"count %d > recvd %d\n", count, recvd);
count = recvd;
}
@ -431,7 +431,7 @@ nfs_xdr_readdirres(struct rpc_rqst *req, __be32 *p, void *dummy)
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
if (iov->iov_len < hdrlen) {
printk(KERN_WARNING "NFS: READDIR reply header overflowed:"
dprintk("NFS: READDIR reply header overflowed:"
"length %d > %Zu\n", hdrlen, iov->iov_len);
return -errno_NFSERR_IO;
} else if (iov->iov_len != hdrlen) {
@ -454,7 +454,7 @@ nfs_xdr_readdirres(struct rpc_rqst *req, __be32 *p, void *dummy)
len = ntohl(*p++);
p += XDR_QUADLEN(len) + 1; /* name plus cookie */
if (len > NFS2_MAXNAMLEN) {
printk(KERN_WARNING "NFS: giant filename in readdir (len 0x%x)!\n",
dprintk("NFS: giant filename in readdir (len 0x%x)!\n",
len);
goto err_unmap;
}
@ -471,7 +471,7 @@ nfs_xdr_readdirres(struct rpc_rqst *req, __be32 *p, void *dummy)
entry[0] = entry[1] = 0;
/* truncate listing ? */
if (!nr) {
printk(KERN_NOTICE "NFS: readdir reply truncated!\n");
dprintk("NFS: readdir reply truncated!\n");
entry[1] = 1;
}
goto out;
@ -583,12 +583,12 @@ nfs_xdr_readlinkres(struct rpc_rqst *req, __be32 *p, void *dummy)
/* Convert length of symlink */
len = ntohl(*p++);
if (len >= rcvbuf->page_len || len <= 0) {
dprintk(KERN_WARNING "nfs: server returned giant symlink!\n");
dprintk("nfs: server returned giant symlink!\n");
return -ENAMETOOLONG;
}
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
if (iov->iov_len < hdrlen) {
printk(KERN_WARNING "NFS: READLINK reply header overflowed:"
dprintk("NFS: READLINK reply header overflowed:"
"length %d > %Zu\n", hdrlen, iov->iov_len);
return -errno_NFSERR_IO;
} else if (iov->iov_len != hdrlen) {
@ -597,7 +597,7 @@ nfs_xdr_readlinkres(struct rpc_rqst *req, __be32 *p, void *dummy)
}
recvd = req->rq_rcv_buf.len - hdrlen;
if (recvd < len) {
printk(KERN_WARNING "NFS: server cheating in readlink reply: "
dprintk("NFS: server cheating in readlink reply: "
"count %u > recvd %u\n", len, recvd);
return -EIO;
}
@ -695,7 +695,7 @@ nfs_stat_to_errno(int stat)
if (nfs_errtbl[i].stat == stat)
return nfs_errtbl[i].errno;
}
printk(KERN_ERR "nfs_stat_to_errno: bad nfs status return value: %d\n", stat);
dprintk("nfs_stat_to_errno: bad nfs status return value: %d\n", stat);
return nfs_errtbl[i].errno;
}

23
fs/nfs/nfs3xdr.c
View File

@ -524,7 +524,7 @@ nfs3_xdr_readdirres(struct rpc_rqst *req, __be32 *p, struct nfs3_readdirres *res
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
if (iov->iov_len < hdrlen) {
printk(KERN_WARNING "NFS: READDIR reply header overflowed:"
dprintk("NFS: READDIR reply header overflowed:"
"length %d > %Zu\n", hdrlen, iov->iov_len);
return -errno_NFSERR_IO;
} else if (iov->iov_len != hdrlen) {
@ -547,7 +547,7 @@ nfs3_xdr_readdirres(struct rpc_rqst *req, __be32 *p, struct nfs3_readdirres *res
len = ntohl(*p++); /* string length */
p += XDR_QUADLEN(len) + 2; /* name + cookie */
if (len > NFS3_MAXNAMLEN) {
printk(KERN_WARNING "NFS: giant filename in readdir (len %x)!\n",
dprintk("NFS: giant filename in readdir (len %x)!\n",
len);
goto err_unmap;
}
@ -567,7 +567,7 @@ nfs3_xdr_readdirres(struct rpc_rqst *req, __be32 *p, struct nfs3_readdirres *res
goto short_pkt;
len = ntohl(*p++);
if (len > NFS3_FHSIZE) {
printk(KERN_WARNING "NFS: giant filehandle in "
dprintk("NFS: giant filehandle in "
"readdir (len %x)!\n", len);
goto err_unmap;
}
@ -588,7 +588,7 @@ nfs3_xdr_readdirres(struct rpc_rqst *req, __be32 *p, struct nfs3_readdirres *res
entry[0] = entry[1] = 0;
/* truncate listing ? */
if (!nr) {
printk(KERN_NOTICE "NFS: readdir reply truncated!\n");
dprintk("NFS: readdir reply truncated!\n");
entry[1] = 1;
}
goto out;
@ -826,22 +826,23 @@ nfs3_xdr_readlinkres(struct rpc_rqst *req, __be32 *p, struct nfs_fattr *fattr)
/* Convert length of symlink */
len = ntohl(*p++);
if (len >= rcvbuf->page_len || len <= 0) {
dprintk(KERN_WARNING "nfs: server returned giant symlink!\n");
dprintk("nfs: server returned giant symlink!\n");
return -ENAMETOOLONG;
}
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
if (iov->iov_len < hdrlen) {
printk(KERN_WARNING "NFS: READLINK reply header overflowed:"
dprintk("NFS: READLINK reply header overflowed:"
"length %d > %Zu\n", hdrlen, iov->iov_len);
return -errno_NFSERR_IO;
} else if (iov->iov_len != hdrlen) {
dprintk("NFS: READLINK header is short. iovec will be shifted.\n");
dprintk("NFS: READLINK header is short. "
"iovec will be shifted.\n");
xdr_shift_buf(rcvbuf, iov->iov_len - hdrlen);
}
recvd = req->rq_rcv_buf.len - hdrlen;
if (recvd < len) {
printk(KERN_WARNING "NFS: server cheating in readlink reply: "
dprintk("NFS: server cheating in readlink reply: "
"count %u > recvd %u\n", len, recvd);
return -EIO;
}
@ -876,13 +877,13 @@ nfs3_xdr_readres(struct rpc_rqst *req, __be32 *p, struct nfs_readres *res)
ocount = ntohl(*p++);
if (ocount != count) {
printk(KERN_WARNING "NFS: READ count doesn't match RPC opaque count.\n");
dprintk("NFS: READ count doesn't match RPC opaque count.\n");
return -errno_NFSERR_IO;
}
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
if (iov->iov_len < hdrlen) {
printk(KERN_WARNING "NFS: READ reply header overflowed:"
dprintk("NFS: READ reply header overflowed:"
"length %d > %Zu\n", hdrlen, iov->iov_len);
return -errno_NFSERR_IO;
} else if (iov->iov_len != hdrlen) {
@ -892,7 +893,7 @@ nfs3_xdr_readres(struct rpc_rqst *req, __be32 *p, struct nfs_readres *res)
recvd = req->rq_rcv_buf.len - hdrlen;
if (count > recvd) {
printk(KERN_WARNING "NFS: server cheating in read reply: "
dprintk("NFS: server cheating in read reply: "
"count %d > recvd %d\n", count, recvd);
count = recvd;
res->eof = 0;

43
fs/nfs/nfs4xdr.c
View File

@ -562,7 +562,6 @@ struct compound_hdr {
#define RESERVE_SPACE(nbytes) do { \
p = xdr_reserve_space(xdr, nbytes); \
if (!p) printk("RESERVE_SPACE(%d) failed in function %s\n", (int) (nbytes), __FUNCTION__); \
BUG_ON(!p); \
} while (0)
@ -628,8 +627,8 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
if (iap->ia_valid & ATTR_UID) {
owner_namelen = nfs_map_uid_to_name(server->nfs_client, iap->ia_uid, owner_name);
if (owner_namelen < 0) {
printk(KERN_WARNING "nfs: couldn't resolve uid %d to string\n",
iap->ia_uid);
dprintk("nfs: couldn't resolve uid %d to string\n",
iap->ia_uid);
/* XXX */
strcpy(owner_name, "nobody");
owner_namelen = sizeof("nobody") - 1;
@ -640,8 +639,8 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
if (iap->ia_valid & ATTR_GID) {
owner_grouplen = nfs_map_gid_to_group(server->nfs_client, iap->ia_gid, owner_group);
if (owner_grouplen < 0) {
printk(KERN_WARNING "nfs4: couldn't resolve gid %d to string\n",
iap->ia_gid);
dprintk("nfs: couldn't resolve gid %d to string\n",
iap->ia_gid);
strcpy(owner_group, "nobody");
owner_grouplen = sizeof("nobody") - 1;
/* goto out; */
@ -711,7 +710,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
* Now we backfill the bitmap and the attribute buffer length.
*/
if (len != ((char *)p - (char *)q) + 4) {
printk ("encode_attr: Attr length calculation error! %u != %Zu\n",
printk(KERN_ERR "nfs: Attr length error, %u != %Zu\n",
len, ((char *)p - (char *)q) + 4);
BUG();
}
@ -2180,9 +2179,9 @@ out:
#define READ_BUF(nbytes) do { \
p = xdr_inline_decode(xdr, nbytes); \
if (unlikely(!p)) { \
printk(KERN_INFO "%s: prematurely hit end of receive" \
dprintk("nfs: %s: prematurely hit end of receive" \
" buffer\n", __FUNCTION__); \
printk(KERN_INFO "%s: xdr->p=%p, bytes=%u, xdr->end=%p\n", \
dprintk("nfs: %s: xdr->p=%p, bytes=%u, xdr->end=%p\n", \
__FUNCTION__, xdr->p, nbytes, xdr->end); \
return -EIO; \
} \
@ -2223,9 +2222,8 @@ static int decode_op_hdr(struct xdr_stream *xdr, enum nfs_opnum4 expected)
READ_BUF(8);
READ32(opnum);
if (opnum != expected) {
printk(KERN_NOTICE
"nfs4_decode_op_hdr: Server returned operation"
" %d but we issued a request for %d\n",
dprintk("nfs: Server returned operation"
" %d but we issued a request for %d\n",
opnum, expected);
return -EIO;
}
@ -2758,7 +2756,7 @@ static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
dprintk("%s: nfs_map_name_to_uid failed!\n",
__FUNCTION__);
} else
printk(KERN_WARNING "%s: name too long (%u)!\n",
dprintk("%s: name too long (%u)!\n",
__FUNCTION__, len);
bitmap[1] &= ~FATTR4_WORD1_OWNER;
}
@ -2783,7 +2781,7 @@ static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
dprintk("%s: nfs_map_group_to_gid failed!\n",
__FUNCTION__);
} else
printk(KERN_WARNING "%s: name too long (%u)!\n",
dprintk("%s: name too long (%u)!\n",
__FUNCTION__, len);
bitmap[1] &= ~FATTR4_WORD1_OWNER_GROUP;
}
@ -2950,7 +2948,8 @@ static int verify_attr_len(struct xdr_stream *xdr, __be32 *savep, uint32_t attrl
unsigned int nwords = xdr->p - savep;
if (unlikely(attrwords != nwords)) {
printk(KERN_WARNING "%s: server returned incorrect attribute length: %u %c %u\n",
dprintk("%s: server returned incorrect attribute length: "
"%u %c %u\n",
__FUNCTION__,
attrwords << 2,
(attrwords < nwords) ? '<' : '>',
@ -3451,7 +3450,7 @@ static int decode_read(struct xdr_stream *xdr, struct rpc_rqst *req, struct nfs_
hdrlen = (u8 *) p - (u8 *) iov->iov_base;
recvd = req->rq_rcv_buf.len - hdrlen;
if (count > recvd) {
printk(KERN_WARNING "NFS: server cheating in read reply: "
dprintk("NFS: server cheating in read reply: "
"count %u > recvd %u\n", count, recvd);
count = recvd;
eof = 0;
@ -3500,7 +3499,8 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
p += 2; /* cookie */
len = ntohl(*p++); /* filename length */
if (len > NFS4_MAXNAMLEN) {
printk(KERN_WARNING "NFS: giant filename in readdir (len 0x%x)\n", len);
dprintk("NFS: giant filename in readdir (len 0x%x)\n",
len);
goto err_unmap;
}
xlen = XDR_QUADLEN(len);
@ -3528,7 +3528,7 @@ short_pkt:
entry[0] = entry[1] = 0;
/* truncate listing ? */
if (!nr) {
printk(KERN_NOTICE "NFS: readdir reply truncated!\n");
dprintk("NFS: readdir reply truncated!\n");
entry[1] = 1;
}
goto out;
@ -3554,13 +3554,13 @@ static int decode_readlink(struct xdr_stream *xdr, struct rpc_rqst *req)
READ_BUF(4);
READ32(len);
if (len >= rcvbuf->page_len || len <= 0) {
dprintk(KERN_WARNING "nfs: server returned giant symlink!\n");
dprintk("nfs: server returned giant symlink!\n");
return -ENAMETOOLONG;
}
hdrlen = (char *) xdr->p - (char *) iov->iov_base;
recvd = req->rq_rcv_buf.len - hdrlen;
if (recvd < len) {
printk(KERN_WARNING "NFS: server cheating in readlink reply: "
dprintk("NFS: server cheating in readlink reply: "
"count %u > recvd %u\n", len, recvd);
return -EIO;
}
@ -3643,7 +3643,7 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
hdrlen = (u8 *)xdr->p - (u8 *)iov->iov_base;
recvd = req->rq_rcv_buf.len - hdrlen;
if (attrlen > recvd) {
printk(KERN_WARNING "NFS: server cheating in getattr"
dprintk("NFS: server cheating in getattr"
" acl reply: attrlen %u > recvd %u\n",
attrlen, recvd);
return -EINVAL;
@ -3688,8 +3688,7 @@ static int decode_setclientid(struct xdr_stream *xdr, struct nfs_client *clp)
READ_BUF(8);
READ32(opnum);
if (opnum != OP_SETCLIENTID) {
printk(KERN_NOTICE
"nfs4_decode_setclientid: Server returned operation"
dprintk("nfs: decode_setclientid: Server returned operation"
" %d\n", opnum);
return -EIO;
}