[asterisk-commits] jpeeler: branch 1.4 r139387 - /branches/1.4/channels/chan_dahdi.c

SVN commits to the Asterisk project asterisk-commits at lists.digium.com
Thu Aug 21 18:39:32 CDT 2008


Author: jpeeler
Date: Thu Aug 21 18:39:31 2008
New Revision: 139387

URL: http://svn.digium.com/view/asterisk?view=rev&rev=139387
Log:
Fixes loop that could possibly never exit in the event of a channel never being able to be opened or specify after a restart.
(closes issue #11017)

Modified:
    branches/1.4/channels/chan_dahdi.c

Modified: branches/1.4/channels/chan_dahdi.c
URL: http://svn.digium.com/view/asterisk/branches/1.4/channels/chan_dahdi.c?view=diff&rev=139387&r1=139386&r2=139387
==============================================================================
--- branches/1.4/channels/chan_dahdi.c (original)
+++ branches/1.4/channels/chan_dahdi.c Thu Aug 21 18:39:31 2008
@@ -7342,12 +7342,14 @@
 		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) {




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