csocket = server->ssocket;
wake_up(&server->response_q);
continue;
- } else if (length < 4) {
- cFYI(1, ("less than four bytes received (%d bytes)",
- length));
+ } else if (length < pdu_length) {
+ cFYI(1, ("requested %d bytes but only got %d bytes",
+ pdu_length, length));
pdu_length -= length;
msleep(1);
goto incomplete_rcv;
}
write_unlock(&GlobalSMBSeslock);
+ kfree(server->hostname);
kfree(server);
if (length > 0)
mempool_resize(cifs_req_poolp, length + cifs_min_rcv,
return 0;
}
+/* extract the host portion of the UNC string */
+static char *
+extract_hostname(const char *unc)
+{
+ const char *src;
+ char *dst, *delim;
+ unsigned int len;
+
+ /* skip double chars at beginning of string */
+ /* BB: check validity of these bytes? */
+ src = unc + 2;
+
+ /* delimiter between hostname and sharename is always '\\' now */
+ delim = strchr(src, '\\');
+ if (!delim)
+ return ERR_PTR(-EINVAL);
+
+ len = delim - src;
+ dst = kmalloc((len + 1), GFP_KERNEL);
+ if (dst == NULL)
+ return ERR_PTR(-ENOMEM);
+
+ memcpy(dst, src, len);
+ dst[len] = '\0';
+
+ return dst;
+}
+
static int
cifs_parse_mount_options(char *options, const char *devname,
struct smb_vol *vol)
/* BB Add code for ipv6 case too */
srvTcp->ssocket = csocket;
srvTcp->protocolType = IPV4;
+ srvTcp->hostname = extract_hostname(volume_info.UNC);
+ if (IS_ERR(srvTcp->hostname)) {
+ rc = PTR_ERR(srvTcp->hostname);
+ sock_release(csocket);
+ goto out;
+ }
init_waitqueue_head(&srvTcp->response_q);
init_waitqueue_head(&srvTcp->request_q);
INIT_LIST_HEAD(&srvTcp->pending_mid_q);
srvTcp->tcpStatus = CifsNew;
init_MUTEX(&srvTcp->tcpSem);
srvTcp->tsk = kthread_run((void *)(void *)cifs_demultiplex_thread, srvTcp, "cifsd");
- if ( IS_ERR(srvTcp->tsk) ) {
+ if (IS_ERR(srvTcp->tsk)) {
rc = PTR_ERR(srvTcp->tsk);
cERROR(1, ("error %d create cifsd thread", rc));
srvTcp->tsk = NULL;
sock_release(csocket);
+ kfree(srvTcp->hostname);
goto out;
}
wait_for_completion(&cifsd_complete);
if (existingCifsSes) {
pSesInfo = existingCifsSes;
- cFYI(1, ("Existing smb sess found"));
+ cFYI(1, ("Existing smb sess found (status=%d)",
+ pSesInfo->status));
+ down(&pSesInfo->sesSem);
+ if (pSesInfo->status == CifsNeedReconnect) {
+ cFYI(1, ("Session needs reconnect"));
+ rc = cifs_setup_session(xid, pSesInfo,
+ cifs_sb->local_nls);
+ }
+ up(&pSesInfo->sesSem);
} else if (!rc) {
cFYI(1, ("Existing smb sess not found"));
pSesInfo = sesInfoAlloc();
sesInfoFree(ses);
FreeXid(xid);
- return rc; /* BB check if we should always return zero here */
+ return rc;
}
int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,