fixed some issues, that appear at higher load

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@18835 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_misdn.c

@@ -2067,7 +2067,6 @@ static struct ast_frame  *misdn_read(struct ast_channel *ast)
 
 	if (!len) {
 		chan_misdn_log(4,tmp->bc->port,"misdn_read: ZERO READ\n");
-
 		tmp->frame.frametype = AST_FRAME_NULL;
 		tmp->frame.subclass = 0;
 		return &tmp->frame;
@@ -2885,7 +2884,7 @@ static void release_chan(struct misdn_bchannel *bc) {
 			close(ch->pipe[0]);
 			close(ch->pipe[1]);
 			
-			if (ast && MISDN_ASTERISK_PVT(ast)) {
+			if (ast && MISDN_ASTERISK_TECH_PVT(ast)) {
 				chan_misdn_log(1, bc->port, "* RELEASING CHANNEL pid:%d ctx:%s dad:%s oad:%s state: %s\n",bc?bc->pid:-1, ast->context, ast->exten,AST_CID_P(ast),misdn_get_ch_state(ch));
 				chan_misdn_log(3, bc->port, " --> * State Down\n");
 				/* copy cause */

channels/misdn/isdn_lib.c

@@ -1474,7 +1474,8 @@ int handle_cr ( struct misdn_stack *stack, iframe_t *frm)
 	switch (frm->prim) {
 	case CC_NEW_CR|INDICATION:
 		cb_log(7, stack->port, " --> lib: NEW_CR Ind with l3id:%x on this port.\n",frm->dinfo);
-		handle_new_process(stack, frm); 
+		if (handle_new_process(stack, frm) <0) 
+			return -1;
 		return 1;
 	case CC_NEW_CR|CONFIRM:
 		return 1;
@@ -2306,8 +2307,13 @@ int handle_frm(msg_t *msg)
 
 	{
 		struct misdn_bchannel *bc;
+		int ret=handle_cr(stack, frm);
+
+		if (ret<0) {
+			cb_log(3,stack?stack->port:0,"handle_frm: handle_cr <0 prim:%x addr:%x\n", frm->prim, frm->addr);
+		}
 
-		if(handle_cr(stack, frm)) {
+		if(ret) {
 			free_msg(msg);
 			return 1;
 		}