fix compiler warnings

diff --git a/lib/dvb/frontend.cpp b/lib/dvb/frontend.cpp
index f816e27..47b8657 100644 (file)
--- a/lib/dvb/frontend.cpp
+++ b/lib/dvb/frontend.cpp
@@ -532,16 +532,17 @@ int eDVBFrontend::openFrontend()
 
 int eDVBFrontend::closeFrontend()
 {
-       eDVBRegisteredFrontend *linked_fe = (eDVBRegisteredFrontend*)m_data[LINKED_NEXT_PTR];
-       while (linked_fe != (eDVBRegisteredFrontend*)-1)
+       long tmp = m_data[LINKED_NEXT_PTR];
+       while (tmp != -1)
        {
+               eDVBRegisteredFrontend *linked_fe = (eDVBRegisteredFrontend*)tmp;
                if (linked_fe->m_inuse)
                {
                        eDebug("dont close frontend %d until the linked frontend %d in slot %d is still in use",
                                m_dvbid, linked_fe->m_frontend->getDVBID(), linked_fe->m_frontend->getSlotID());
                        return -1;
                }
-               linked_fe->m_frontend->getData(LINKED_NEXT_PTR, (long&)linked_fe);
+               linked_fe->m_frontend->getData(LINKED_NEXT_PTR, tmp);
        }
        if (m_fd >= 0)
        {