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stomp on seg fault if a call is attempted and the skinny device is not registered

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1515 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Jeremy McNamara
2003-09-14 02:17:32 +00:00
parent c3174c0319
commit 02222bc6c1
1 changed files with 22 additions and 16 deletions
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38
channels/chan_skinny.c
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@@ -1438,6 +1438,15 @@ static int skinny_call(struct ast_channel *ast, char *dest, int timeout)
struct skinny_subchannel *sub;
struct skinnysession *session;
sub = ast->pvt->pvt;
l = sub->parent;
session = l->parent->session;
if (!l->parent->registered) {
ast_log(LOG_ERROR, "Device not registered, cannot call %s\n", dest);
return -1;
}
if ((ast->_state != AST_STATE_DOWN) && (ast->_state != AST_STATE_RESERVED)) {
ast_log(LOG_WARNING, "skinny_call called on %s, neither down nor reserved\n", ast->name);
return -1;
@@ -1446,14 +1455,10 @@ static int skinny_call(struct ast_channel *ast, char *dest, int timeout)
if (skinnydebug) {
ast_verbose(VERBOSE_PREFIX_3 "skinny_call(%s)\n", ast->name);
}
sub = ast->pvt->pvt;
l = sub->parent;
session = l->parent->session;
if (l->dnd) {
ast_queue_control(ast, AST_CONTROL_BUSY, 0);
return 0;
return -1;
}
switch (l->hookstate) {
@@ -1525,18 +1530,19 @@ static int skinny_hangup(struct ast_channel *ast)
ast_log(LOG_DEBUG, "Asked to hangup channel not connected\n");
return 0;
}
if ((sub->parent->type = TYPE_LINE) && (sub->parent->hookstate == SKINNY_OFFHOOK)) {
sub->parent->hookstate = SKINNY_ONHOOK;
transmit_callstate(s, l->instance, SKINNY_ONHOOK, sub->callid);
transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
} else if ((sub->parent->type = TYPE_LINE) && (sub->parent->hookstate == SKINNY_ONHOOK)) {
transmit_callstate(s, l->instance, SKINNY_ONHOOK, sub->callid);
transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
transmit_ringer_mode(s, SKINNY_RING_OFF);
transmit_tone(s, SKINNY_SILENCE);
}
if (l->parent->registered) {
if ((sub->parent->type = TYPE_LINE) && (sub->parent->hookstate == SKINNY_OFFHOOK)) {
sub->parent->hookstate = SKINNY_ONHOOK;
transmit_callstate(s, l->instance, SKINNY_ONHOOK, sub->callid);
transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
} else if ((sub->parent->type = TYPE_LINE) && (sub->parent->hookstate == SKINNY_ONHOOK)) {
transmit_callstate(s, l->instance, SKINNY_ONHOOK, sub->callid);
transmit_speaker_mode(s, SKINNY_SPEAKEROFF);
transmit_ringer_mode(s, SKINNY_RING_OFF);
transmit_tone(s, SKINNY_SILENCE);
}
}
ast_mutex_lock(&sub->lock);
sub->owner = NULL;
ast->pvt->pvt = NULL;