summaryrefslogtreecommitdiffstats
path: root/fs/nfs/nfs4xdr.c
diff options
context:
space:
mode:
authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-12-11 09:16:26 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-12-11 09:16:26 -0500
commit7ce0171d4f78992184faed87ea897d730b972965 (patch)
tree71dba7444672eb10244566e6f0ed7829f1e3abf5 /fs/nfs/nfs4xdr.c
parent1fa8064429d0acbf5bbf3c8a53f65679fdacc75e (diff)
parent81d9bce5309288086b58b4d97a644e495fef75f2 (diff)
downloadblackbird-op-linux-7ce0171d4f78992184faed87ea897d730b972965.tar.gz
blackbird-op-linux-7ce0171d4f78992184faed87ea897d730b972965.zip
Merge branch 'bugfixes' into nfs-for-next
Diffstat (limited to 'fs/nfs/nfs4xdr.c')
-rw-r--r--fs/nfs/nfs4xdr.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index e786dc7582b1..26b143920433 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -271,6 +271,8 @@ static int nfs4_stat_to_errno(int);
#if defined(CONFIG_NFS_V4_1)
#define NFS4_MAX_MACHINE_NAME_LEN (64)
+#define IMPL_NAME_LIMIT (sizeof(utsname()->sysname) + sizeof(utsname()->release) + \
+ sizeof(utsname()->version) + sizeof(utsname()->machine) + 8)
#define encode_exchange_id_maxsz (op_encode_hdr_maxsz + \
encode_verifier_maxsz + \
@@ -283,7 +285,7 @@ static int nfs4_stat_to_errno(int);
1 /* nii_domain */ + \
XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + \
1 /* nii_name */ + \
- XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + \
+ XDR_QUADLEN(IMPL_NAME_LIMIT) + \
3 /* nii_date */)
#define decode_exchange_id_maxsz (op_decode_hdr_maxsz + \
2 /* eir_clientid */ + \
@@ -1712,7 +1714,7 @@ static void encode_exchange_id(struct xdr_stream *xdr,
struct compound_hdr *hdr)
{
__be32 *p;
- char impl_name[NFS4_OPAQUE_LIMIT];
+ char impl_name[IMPL_NAME_LIMIT];
int len = 0;
encode_op_hdr(xdr, OP_EXCHANGE_ID, decode_exchange_id_maxsz, hdr);
@@ -1727,7 +1729,7 @@ static void encode_exchange_id(struct xdr_stream *xdr,
if (send_implementation_id &&
sizeof(CONFIG_NFS_V4_1_IMPLEMENTATION_ID_DOMAIN) > 1 &&
sizeof(CONFIG_NFS_V4_1_IMPLEMENTATION_ID_DOMAIN)
- <= NFS4_OPAQUE_LIMIT + 1)
+ <= sizeof(impl_name) + 1)
len = snprintf(impl_name, sizeof(impl_name), "%s %s %s %s",
utsname()->sysname, utsname()->release,
utsname()->version, utsname()->machine);
OpenPOWER on IntegriCloud