diff --git a/channels/chan_dahdi.c b/channels/chan_dahdi.c index c774d15dfc..6c1e4f4d1d 100644 --- a/channels/chan_dahdi.c +++ b/channels/chan_dahdi.c @@ -8153,12 +8153,14 @@ static struct dahdi_pvt *mkintf(int channel, const struct dahdi_chan_conf *conf, int chan_sig = conf->chan.sig; if (!here) { if ((channel != CHAN_PSEUDO) && !pri) { + int count = 0; snprintf(fn, sizeof(fn), "%d", channel); /* Open non-blocking */ tmp->subs[SUB_REAL].dfd = dahdi_open(fn); - while (tmp->subs[SUB_REAL].dfd < 0 && reloading == 2) { /* the kernel may not call dahdi_release fast enough for the open flagbit to be cleared in time */ + while (tmp->subs[SUB_REAL].dfd < 0 && reloading == 2 && count < 1000) { /* the kernel may not call dahdi_release fast enough for the open flagbit to be cleared in time */ usleep(1); tmp->subs[SUB_REAL].dfd = dahdi_open(fn); + count++; } /* Allocate a DAHDI structure */ if (tmp->subs[SUB_REAL].dfd < 0) {