diff options
| -rw-r--r-- | net/9p/client.c | 2 | ||||
| -rw-r--r-- | net/9p/protocol.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/net/9p/client.c b/net/9p/client.c index bc7b03537699..e3cfdff37327 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -579,6 +579,8 @@ p9_client_rpc(struct p9_client *c, int8_t type, const char *fmt, ...) va_start(ap, fmt); err = p9pdu_vwritef(req->tc, c->proto_version, fmt, ap); va_end(ap); + if (err) + goto reterr; p9pdu_finalize(req->tc); err = c->trans_mod->request(c, req); diff --git a/net/9p/protocol.c b/net/9p/protocol.c index 3acd3afb20c8..45c15f491401 100644 --- a/net/9p/protocol.c +++ b/net/9p/protocol.c @@ -122,9 +122,8 @@ static size_t pdu_write_u(struct p9_fcall *pdu, const char __user *udata, size_t size) { size_t len = MIN(pdu->capacity - pdu->size, size); - int err = copy_from_user(&pdu->sdata[pdu->size], udata, len); - if (err) - printk(KERN_WARNING "pdu_write_u returning: %d\n", err); + if (copy_from_user(&pdu->sdata[pdu->size], udata, len)) + len = 0; pdu->size += len; return size - len; |