diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2010-09-21 16:55:48 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-09-21 16:55:48 -0400 |
| commit | b4687da7fc5f741af7fee9b0248a2cf2ad9c4478 (patch) | |
| tree | 1df8cb2cc72a88b4646bf380ff68345415d0222f /fs/nfs/nfs4xdr.c | |
| parent | 38359352fcb0d776b562a9e0ed4f0d355d5a332e (diff) | |
SUNRPC: Refactor logic to NUL-terminate strings in pages
Clean up: Introduce a helper to '\0'-terminate XDR strings
that are placed in a page in the page cache.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4xdr.c')
| -rw-r--r-- | fs/nfs/nfs4xdr.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index b0bd7efe8100..86ab69eb149c 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -4299,7 +4299,6 @@ static int decode_readlink(struct xdr_stream *xdr, struct rpc_rqst *req) size_t hdrlen; u32 len, recvd; __be32 *p; - char *kaddr; int status; status = decode_op_hdr(xdr, OP_READLINK); @@ -4330,9 +4329,7 @@ static int decode_readlink(struct xdr_stream *xdr, struct rpc_rqst *req) * and and null-terminate the text (the VFS expects * null-termination). */ - kaddr = (char *)kmap_atomic(rcvbuf->pages[0], KM_USER0); - kaddr[len+rcvbuf->page_base] = '\0'; - kunmap_atomic(kaddr, KM_USER0); + xdr_terminate_string(rcvbuf, len); return 0; out_overflow: print_overflow_msg(__func__, xdr); |