taglinefilesource code
ppp_warning246drivers/net/ppp.c#define CHECK_PPP(a)  if (!ppp->inuse) { printk (ppp_warning, __LINE__); return a;}
ppp_warning247drivers/net/ppp.c#define CHECK_PPP_VOID()  if (!ppp->inuse) { printk (ppp_warning, __LINE__); return;}
ppp_warning289drivers/net/ppp.cstatic char ppp_warning[] = KERN_WARNING "PPP: ALERT! not INUSE! %d\n";