diff options
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index ba141280d59f..f28bebd17310 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -1190,16 +1190,21 @@ nfsd4_decode_open_downgrade(struct nfsd4_compoundargs *argp, struct nfsd4_open_d static __be32 nfsd4_decode_putfh(struct nfsd4_compoundargs *argp, struct nfsd4_putfh *putfh) { - DECODE_HEAD; + __be32 *p; - READ_BUF(4); - putfh->pf_fhlen = be32_to_cpup(p++); + if (xdr_stream_decode_u32(argp->xdr, &putfh->pf_fhlen) < 0) + return nfserr_bad_xdr; if (putfh->pf_fhlen > NFS4_FHSIZE) - goto xdr_error; - READ_BUF(putfh->pf_fhlen); - SAVEMEM(putfh->pf_fhval, putfh->pf_fhlen); + return nfserr_bad_xdr; + p = xdr_inline_decode(argp->xdr, putfh->pf_fhlen); + if (!p) + return nfserr_bad_xdr; + putfh->pf_fhval = svcxdr_tmpalloc(argp, putfh->pf_fhlen); + if (!putfh->pf_fhval) + return nfserr_jukebox; + memcpy(putfh->pf_fhval, p, putfh->pf_fhlen); - DECODE_TAIL; + return nfs_ok; } static __be32 |