Fix dialplan function NULL channel safety issues

(closes issue ASTERISK-23391)
Reported by: Corey Farrell
Review: https://reviewboard.asterisk.org/r/3386/
........

Merged revisions 411313 from http://svn.asterisk.org/svn/asterisk/branches/1.8


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@411314 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Corey Farrell
2014-03-27 19:13:09 +00:00
parent 90fa4e3c36
commit 8fe29356ac
28 changed files with 247 additions and 20 deletions

View File

@@ -900,6 +900,11 @@ static int callerpres_deprecate_notify;
*/
static int callerpres_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
if (!chan) {
ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
return -1;
}
if (!callerpres_deprecate_notify) {
callerpres_deprecate_notify = 1;
ast_log(LOG_WARNING, "CALLERPRES is deprecated."
@@ -926,6 +931,11 @@ static int callerpres_write(struct ast_channel *chan, const char *cmd, char *dat
{
int pres;
if (!chan) {
ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
return -1;
}
if (!callerpres_deprecate_notify) {
callerpres_deprecate_notify = 1;
ast_log(LOG_WARNING, "CALLERPRES is deprecated."