[svn-commits] rmudgett: trunk r256265 - in /trunk: ./ channels/chan_dahdi.c

[SVN commits to the Digium repositories]

Author: rmudgett
Date: Mon Apr  5 19:39:44 2010
New Revision: 256265

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=256265
Log:
Merged revisions 256225 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r256225 | rmudgett | 2010-04-05 19:10:16 -0500 (Mon, 05 Apr 2010) | 5 lines
  
  DAHDI/PRI call to pri_channel_bridge() not protected by PRI lock.
  
  SWP-1231
  ABE-2163
........

Modified:
    trunk/   (props changed)
    trunk/channels/chan_dahdi.c

Propchange: trunk/
------------------------------------------------------------------------------
Binary property 'branch-1.4-merged' - no diff available.

Modified: trunk/channels/chan_dahdi.c
URL: http://svnview.digium.com/svn/asterisk/trunk/channels/chan_dahdi.c?view=diff&rev=256265&r1=256264&r2=256265
==============================================================================
--- trunk/channels/chan_dahdi.c (original)
+++ trunk/channels/chan_dahdi.c Mon Apr  5 19:39:44 2010
@@ -6666,25 +6666,31 @@
 		}
 
 #ifdef PRI_2BCT
-		switch (p0->sig) {
-		case SIG_PRI_LIB_HANDLE_CASES:
-			q931c0 = ((struct sig_pri_chan *) (p0->sig_pvt))->call;
-			break;
-		default:
-			q931c0 = NULL;
-			break;
-		}
-		switch (p1->sig) {
-		case SIG_PRI_LIB_HANDLE_CASES:
-			q931c1 = ((struct sig_pri_chan *) (p1->sig_pvt))->call;
-			break;
-		default:
-			q931c1 = NULL;
-			break;
-		}
-		if (q931c0 && q931c1 && p0->transfer && p1->transfer && !triedtopribridge) {
+		if (!triedtopribridge) {
 			triedtopribridge = 1;
-			pri_channel_bridge(q931c0, q931c1);
+			if (p0->pri && p0->pri == p1->pri && p0->transfer && p1->transfer) {
+				ast_mutex_lock(&p0->pri->lock);
+				switch (p0->sig) {
+				case SIG_PRI_LIB_HANDLE_CASES:
+					q931c0 = ((struct sig_pri_chan *) (p0->sig_pvt))->call;
+					break;
+				default:
+					q931c0 = NULL;
+					break;
+				}
+				switch (p1->sig) {
+				case SIG_PRI_LIB_HANDLE_CASES:
+					q931c1 = ((struct sig_pri_chan *) (p1->sig_pvt))->call;
+					break;
+				default:
+					q931c1 = NULL;
+					break;
+				}
+				if (q931c0 && q931c1) {
+					pri_channel_bridge(q931c0, q931c1);
+				}
+				ast_mutex_unlock(&p0->pri->lock);
+			}
 		}
 #endif