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Dial API: Prevent crash on NULL cap

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This prevents a crash in the Dial API triggered by use of the Page()
application where a format capability struct was used before checking
whether it was NULL.

ASTERISK-24074 #close


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@419111 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kinsey Moore
2014-07-21 17:03:58 +00:00
parent 6e31ca48b0
commit 878db87fc0
1 changed files with 1 additions and 1 deletions
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2
main/dial.c
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@@ -300,7 +300,7 @@ static int begin_dial_prerun(struct ast_dial_channel *channel, struct ast_channe
/* Copy device string over */
ast_copy_string(numsubst, channel->device, sizeof(numsubst));
if (ast_format_cap_count(cap)) {
if (cap && ast_format_cap_count(cap)) {
cap_request = cap;
} else if (chan) {
cap_request = ast_channel_nativeformats(chan);