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| 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/nfs2xdr.c | |
| parent | 38359352fcb0d776b562a9e0ed4f0d355d5a332e (diff) | |
| download | lwn-b4687da7fc5f741af7fee9b0248a2cf2ad9c4478.tar.gz lwn-b4687da7fc5f741af7fee9b0248a2cf2ad9c4478.zip | |
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/nfs2xdr.c')
| -rw-r--r-- | fs/nfs/nfs2xdr.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c index e15bc0306d0c..79c74387a2fe 100644 --- a/fs/nfs/nfs2xdr.c +++ b/fs/nfs/nfs2xdr.c @@ -596,7 +596,6 @@ nfs_xdr_readlinkres(struct rpc_rqst *req, __be32 *p, void *dummy) struct kvec *iov = rcvbuf->head; size_t hdrlen; u32 len, recvd; - char *kaddr; int status; if ((status = ntohl(*p++))) @@ -623,10 +622,7 @@ nfs_xdr_readlinkres(struct rpc_rqst *req, __be32 *p, void *dummy) return -EIO; } - /* NULL terminate the string we got */ - 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; } |