diff options
author | Mark Spencer <markster@digium.com> | 2004-07-27 02:19:52 +0000 |
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committer | Mark Spencer <markster@digium.com> | 2004-07-27 02:19:52 +0000 |
commit | 00f3bf560bcb7bbd37c9112f86834accba8775e7 (patch) | |
tree | 914cd1496201cf8ae9ec2784ee495ab8fb5ecdb1 /channels | |
parent | 5bd8cf6cdec548241f9d9158cc1c89c051197b03 (diff) |
Make sure index >= 0 before initializing
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3518 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'channels')
-rwxr-xr-x | channels/chan_zap.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/channels/chan_zap.c b/channels/chan_zap.c index de3f67a74..c1e276fb2 100755 --- a/channels/chan_zap.c +++ b/channels/chan_zap.c @@ -3750,6 +3750,13 @@ struct ast_frame *zt_read(struct ast_channel *ast) index = zt_get_index(ast, p, 0); + /* Hang up if we don't really exist */ + if (index < 0) { + ast_log(LOG_WARNING, "We dont exist?\n"); + ast_mutex_unlock(&p->lock); + return NULL; + } + p->subs[index].f.frametype = AST_FRAME_NULL; p->subs[index].f.datalen = 0; p->subs[index].f.samples = 0; @@ -3761,13 +3768,6 @@ struct ast_frame *zt_read(struct ast_channel *ast) p->subs[index].f.src = "zt_read"; p->subs[index].f.data = NULL; - /* Hang up if we don't really exist */ - if (index < 0) { - ast_log(LOG_WARNING, "We dont exist?\n"); - ast_mutex_unlock(&p->lock); - return NULL; - } - /* make sure it sends initial key state as first frame */ if (p->radio && (!p->firstradio)) { |