diff options
author | file <file@f38db490-d61c-443f-a65b-d21fe96a405b> | 2007-05-31 16:14:48 +0000 |
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committer | file <file@f38db490-d61c-443f-a65b-d21fe96a405b> | 2007-05-31 16:14:48 +0000 |
commit | 7a88eddbd6fa61966f0f5ea3985e389997e3fa51 (patch) | |
tree | 6e3e02e89413f4a803e0c0ae164188b25e023f8c /channels | |
parent | bb744354e59a5748442531b5b1e5f8582c3766e4 (diff) |
Merged revisions 66764 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2
........
r66764 | file | 2007-05-31 12:12:39 -0400 (Thu, 31 May 2007) | 2 lines
It is now possible for this path of execution to have the frame pointer be NULL, therefore we need to check for it before trying to access it. (issue #9836 reported by barthpbx)
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git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@66768 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'channels')
-rw-r--r-- | channels/chan_sip.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 72af50aca..459d17d30 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -4132,10 +4132,10 @@ static struct ast_frame *sip_rtp_read(struct ast_channel *ast, struct sip_pvt *p return &ast_null_frame; /* We already hold the channel lock */ - if (!p->owner || f->frametype != AST_FRAME_VOICE) + if (!p->owner || (f && f->frametype != AST_FRAME_VOICE)) return f; - if (f->subclass != (p->owner->nativeformats & AST_FORMAT_AUDIO_MASK)) { + if (f && f->subclass != (p->owner->nativeformats & AST_FORMAT_AUDIO_MASK)) { if (!(f->subclass & p->jointcapability)) { if (option_debug) { ast_log(LOG_DEBUG, "Bogus frame of format '%s' received from '%s'!\n", @@ -4150,7 +4150,7 @@ static struct ast_frame *sip_rtp_read(struct ast_channel *ast, struct sip_pvt *p ast_set_write_format(p->owner, p->owner->writeformat); } - if ((ast_test_flag(&p->flags[0], SIP_DTMF) == SIP_DTMF_INBAND) && p->vad) { + if (f && (ast_test_flag(&p->flags[0], SIP_DTMF) == SIP_DTMF_INBAND) && p->vad) { f = ast_dsp_process(p->owner, p->vad, f); if (f && f->frametype == AST_FRAME_DTMF) { if (ast_test_flag(&p->t38.t38support, SIP_PAGE2_T38SUPPORT_UDPTL) && f->subclass == 'f') { |