mirror of
https://github.com/asterisk/asterisk.git
synced 2025-10-19 19:20:35 +00:00
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 ........ Merged revisions 411314 from http://svn.asterisk.org/svn/asterisk/branches/11 ........ Merged revisions 411315 from http://svn.asterisk.org/svn/asterisk/branches/12 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@411328 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
@@ -708,6 +708,11 @@ static int local_read(struct ast_channel *chan, const char *cmd, char *data, cha
|
||||
struct gosub_stack_frame *frame;
|
||||
struct ast_var_t *variables;
|
||||
|
||||
if (!chan) {
|
||||
ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
|
||||
return -1;
|
||||
}
|
||||
|
||||
ast_channel_lock(chan);
|
||||
if (!(stack_store = ast_channel_datastore_find(chan, &stack_info, NULL))) {
|
||||
ast_channel_unlock(chan);
|
||||
@@ -742,6 +747,11 @@ static int local_write(struct ast_channel *chan, const char *cmd, char *var, con
|
||||
struct gosub_stack_list *oldlist;
|
||||
struct gosub_stack_frame *frame;
|
||||
|
||||
if (!chan) {
|
||||
ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
|
||||
return -1;
|
||||
}
|
||||
|
||||
ast_channel_lock(chan);
|
||||
if (!(stack_store = ast_channel_datastore_find(chan, &stack_info, NULL))) {
|
||||
ast_log(LOG_ERROR, "Tried to set LOCAL(%s), but we aren't within a Gosub routine\n", var);
|
||||
|
Reference in New Issue
Block a user