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Commit 9d6939da authored by Eric Van Hensbergen's avatar Eric Van Hensbergen
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net/9p: fix statsize inside twstat 



stat structures contain a size prefix.  In our twstat messages
we were including the size of the size prefix in the prefix, which is not
what the protocol wants, and Inferno servers would complain.

Signed-off-by: default avatarEric Van Hensbergen <ericvh@gmail.com>
parent 349d3bb8

net/9p/client.c

+3 −2
Original line number Diff line number Diff line
@@ -1222,10 +1222,11 @@ static int p9_client_statsize(struct p9_wstat *wst, int optional) 
{

	int ret;



	/* NOTE: size shouldn't include its own length */

	/* size[2] type[2] dev[4] qid[13] */

	/* mode[4] atime[4] mtime[4] length[8]*/

	/* name[s] uid[s] gid[s] muid[s] */

	ret = 2+2+4+13+4+4+4+8+2+2+2+2;

	ret = 2+4+13+4+4+4+8+2+2+2+2;



	if (wst->name)

		ret += strlen(wst->name);
@@ -1266,7 +1267,7 @@ int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst) 
		wst->name, wst->uid, wst->gid, wst->muid, wst->extension,

		wst->n_uid, wst->n_gid, wst->n_muid);



	req = p9_client_rpc(clnt, P9_TWSTAT, "dwS", fid->fid, wst->size, wst);

	req = p9_client_rpc(clnt, P9_TWSTAT, "dwS", fid->fid, wst->size+2, wst);

	if (IS_ERR(req)) {

		err = PTR_ERR(req);

		goto error;