NFSD: Replace READ* macros in nfsd4_decode_lookup()

[ Upstream commit 3d5877e8e03f60d7cc804d7b230ff9c00c9c07bd ]

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 3c20a1f8eaa912e79863b684bea5b581728a3c1c..431ab9d604be781bcadcee1bdf9dd9f0f9e2b671 100644 (file)
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -931,16 +931,7 @@ nfsd4_decode_locku(struct nfsd4_compoundargs *argp, struct nfsd4_locku *locku)
 static __be32
 nfsd4_decode_lookup(struct nfsd4_compoundargs *argp, struct nfsd4_lookup *lookup)
 {
-       DECODE_HEAD;
-
-       READ_BUF(4);
-       lookup->lo_len = be32_to_cpup(p++);
-       READ_BUF(lookup->lo_len);
-       SAVEMEM(lookup->lo_name, lookup->lo_len);
-       if ((status = check_filename(lookup->lo_name, lookup->lo_len)))
-               return status;
-
-       DECODE_TAIL;
+       return nfsd4_decode_component4(argp, &lookup->lo_name, &lookup->lo_len);
 }
 
 static __be32 nfsd4_decode_share_access(struct nfsd4_compoundargs *argp, u32 *share_access, u32 *deleg_want, u32 *deleg_when)