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authorBryan Schumaker <bjschuma@netapp.com>2012-04-27 13:27:38 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-04-27 14:10:01 -0400
commit31e4dda4747713de13889f7c79c7aec341fea61b (patch)
tree9ec536cc095e2e512d1863301dcf37ca92dde8b5 /fs
parentea8cfa06795bb30d2ea61f503ef129284492c06a (diff)
downloadlinux-linaro-stable-31e4dda4747713de13889f7c79c7aec341fea61b.tar.gz
NFS: Fix SECINFO_NO_NAME
I was using the same decoder function for SECINFO and SECINFO_NO_NAME, so it was returning an error when it tried to decode an OP_SECINFO_NO_NAME header as OP_SECINFO. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/nfs4xdr.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 203c0967451b..c77e802db736 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -5094,16 +5094,13 @@ out_err:
return -EINVAL;
}
-static int decode_secinfo(struct xdr_stream *xdr, struct nfs4_secinfo_res *res)
+static int decode_secinfo_common(struct xdr_stream *xdr, struct nfs4_secinfo_res *res)
{
struct nfs4_secinfo_flavor *sec_flavor;
int status;
__be32 *p;
int i, num_flavors;
- status = decode_op_hdr(xdr, OP_SECINFO);
- if (status)
- goto out;
p = xdr_inline_decode(xdr, 4);
if (unlikely(!p))
goto out_overflow;
@@ -5129,6 +5126,7 @@ static int decode_secinfo(struct xdr_stream *xdr, struct nfs4_secinfo_res *res)
res->flavors->num_flavors++;
}
+ status = 0;
out:
return status;
out_overflow:
@@ -5136,7 +5134,23 @@ out_overflow:
return -EIO;
}
+static int decode_secinfo(struct xdr_stream *xdr, struct nfs4_secinfo_res *res)
+{
+ int status = decode_op_hdr(xdr, OP_SECINFO);
+ if (status)
+ return status;
+ return decode_secinfo_common(xdr, res);
+}
+
#if defined(CONFIG_NFS_V4_1)
+static int decode_secinfo_no_name(struct xdr_stream *xdr, struct nfs4_secinfo_res *res)
+{
+ int status = decode_op_hdr(xdr, OP_SECINFO_NO_NAME);
+ if (status)
+ return status;
+ return decode_secinfo_common(xdr, res);
+}
+
static int decode_exchange_id(struct xdr_stream *xdr,
struct nfs41_exchange_id_res *res)
{
@@ -6821,7 +6835,7 @@ static int nfs4_xdr_dec_secinfo_no_name(struct rpc_rqst *rqstp,
status = decode_putrootfh(xdr);
if (status)
goto out;
- status = decode_secinfo(xdr, res);
+ status = decode_secinfo_no_name(xdr, res);
out:
return status;
}