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Fixes loop that could possibly never exit in the event of a channel never being able to be opened or specify after a restart.

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(closes issue #11017)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@139387 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Jeff Peeler
2008-08-21 23:39:31 +00:00
parent 3bb4f66a30
commit fc0e5dd3f9
1 changed files with 3 additions and 1 deletions
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4
channels/chan_dahdi.c
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@@ -7342,12 +7342,14 @@ 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) {