nfsd: Fix bad reserving space for encoding rdattr_error

kinglongmee · J. Bruce Fields · commit c3a4561796cf · 2014-07-07T14:16:31.000-04:00
Introduced by commit 561f0ed (nfsd4: allow large readdirs). Signed-off-by: Kinglong Mee <kinglongmee@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
@@ -2641,7 +2641,7 @@ nfsd4_encode_rdattr_error(struct xdr_stream *xdr, __be32 nfserr)
 {
 	__be32 *p;
 
-	p = xdr_reserve_space(xdr, 6);
+	p = xdr_reserve_space(xdr, 20);
 	if (!p)
 		return NULL;
 	*p++ = htonl(2);

Original file line number	Diff line number	Diff line change
`@@ -2641,7 +2641,7 @@ nfsd4_encode_rdattr_error(struct xdr_stream *xdr, __be32 nfserr)`
`2641`	`2641`	`{`
`2642`	`2642`	`__be32 *p;`
`2643`	`2643`
`2644`		`- p = xdr_reserve_space(xdr, 6);`
	`2644`	`+ p = xdr_reserve_space(xdr, 20);`
`2645`	`2645`	`if (!p)`
`2646`	`2646`	`return NULL;`
`2647`	`2647`	`*p++ = htonl(2);`