From 263cc8a827cd77fb26d5444d2d1fda4d56ee5048 Mon Sep 17 00:00:00 2001 From: Brett Bryant Date: Tue, 21 Sep 2010 19:46:20 +0000 Subject: [PATCH] Merged revisions 288005 via svnmerge from https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r288005 | bbryant | 2010-09-21 15:43:46 -0400 (Tue, 21 Sep 2010) | 8 lines Add a check to fix a rare segmentation fault you'd get if ast_frdup couldn't allocate memory on the first frame being queued in ast_queue_frame. (closes issue #17882) Reported by: seanbright Tested by: seanbright ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@288006 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- main/channel.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/main/channel.c b/main/channel.c index 9778250298..e59b43fe39 100644 --- a/main/channel.c +++ b/main/channel.c @@ -1019,7 +1019,9 @@ static int __ast_queue_frame(struct ast_channel *chan, struct ast_frame *fin, in AST_LIST_HEAD_INIT_NOLOCK(&frames); for (cur = fin; cur; cur = AST_LIST_NEXT(cur, frame_list)) { if (!(f = ast_frdup(cur))) { - ast_frfree(AST_LIST_FIRST(&frames)); + if (AST_LIST_FIRST(&frames)) { + ast_frfree(AST_LIST_FIRST(&frames)); + } ast_channel_unlock(chan); return -1; }