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-rw-r--r--res/res_calendar.c5
-rw-r--r--res/res_jabber.c4
-rw-r--r--res/res_mutestream.c5
-rw-r--r--res/res_pjsip_header_funcs.c4
-rw-r--r--res/res_xmpp.c4
5 files changed, 16 insertions, 6 deletions
diff --git a/res/res_calendar.c b/res/res_calendar.c
index f279e73a0..e6c93fdc7 100644
--- a/res/res_calendar.c
+++ b/res/res_calendar.c
@@ -1685,6 +1685,11 @@ static int calendar_event_read(struct ast_channel *chan, const char *cmd, char *
struct ast_datastore *datastore;
struct ast_calendar_event *event;
+ if (!chan) {
+ ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
+ return -1;
+ }
+
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "%s requires an argument\n", cmd);
return -1;
diff --git a/res/res_jabber.c b/res/res_jabber.c
index 41dd70c02..ede498124 100644
--- a/res/res_jabber.c
+++ b/res/res_jabber.c
@@ -845,7 +845,7 @@ static int acf_jabberreceive_read(struct ast_channel *chan, const char *name, ch
start = ast_tvnow();
- if (ast_autoservice_start(chan) < 0) {
+ if (chan && ast_autoservice_start(chan) < 0) {
ast_log(LOG_WARNING, "Cannot start autoservice for channel %s\n", ast_channel_name(chan));
ASTOBJ_UNREF(client, ast_aji_client_destroy);
return -1;
@@ -917,7 +917,7 @@ static int acf_jabberreceive_read(struct ast_channel *chan, const char *name, ch
}
ASTOBJ_UNREF(client, ast_aji_client_destroy);
- if (ast_autoservice_stop(chan) < 0) {
+ if (chan && ast_autoservice_stop(chan) < 0) {
ast_log(LOG_WARNING, "Cannot stop autoservice for channel %s\n", ast_channel_name(chan));
}
diff --git a/res/res_mutestream.c b/res/res_mutestream.c
index b907fbe3a..479b3d7ca 100644
--- a/res/res_mutestream.c
+++ b/res/res_mutestream.c
@@ -155,6 +155,11 @@ static int mute_channel(struct ast_channel *chan, const char *direction, int mut
/*! \brief Mute dialplan function */
static int func_mute_write(struct ast_channel *chan, const char *cmd, char *data, const char *value)
{
+ if (!chan) {
+ ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
+ return -1;
+ }
+
return mute_channel(chan, data, ast_true(value));
}
diff --git a/res/res_pjsip_header_funcs.c b/res/res_pjsip_header_funcs.c
index 5d09d10c6..b5383fb32 100644
--- a/res/res_pjsip_header_funcs.c
+++ b/res/res_pjsip_header_funcs.c
@@ -444,7 +444,7 @@ static int remove_header(void *obj)
static int func_read_header(struct ast_channel *chan, const char *function, char *data,
char *buf, size_t len)
{
- struct ast_sip_channel_pvt *channel = ast_channel_tech_pvt(chan);
+ struct ast_sip_channel_pvt *channel = chan ? ast_channel_tech_pvt(chan) : NULL;
struct header_data header_data;
int number;
AST_DECLARE_APP_ARGS(args,
@@ -503,7 +503,7 @@ static int func_read_header(struct ast_channel *chan, const char *function, char
static int func_write_header(struct ast_channel *chan, const char *cmd, char *data,
const char *value)
{
- struct ast_sip_channel_pvt *channel = ast_channel_tech_pvt(chan);
+ struct ast_sip_channel_pvt *channel = chan ? ast_channel_tech_pvt(chan) : NULL;
struct header_data header_data;
int header_number;
AST_DECLARE_APP_ARGS(args,
diff --git a/res/res_xmpp.c b/res/res_xmpp.c
index c067fdec4..fcdd2c4a8 100644
--- a/res/res_xmpp.c
+++ b/res/res_xmpp.c
@@ -2045,7 +2045,7 @@ static int acf_jabberreceive_read(struct ast_channel *chan, const char *name, ch
start = ast_tvnow();
- if (ast_autoservice_start(chan) < 0) {
+ if (chan && ast_autoservice_start(chan) < 0) {
ast_log(LOG_WARNING, "Cannot start autoservice for channel %s\n", ast_channel_name(chan));
return -1;
}
@@ -2117,7 +2117,7 @@ static int acf_jabberreceive_read(struct ast_channel *chan, const char *name, ch
diff = ast_tvdiff_ms(ast_tvnow(), start);
}
- if (ast_autoservice_stop(chan) < 0) {
+ if (chan && ast_autoservice_stop(chan) < 0) {
ast_log(LOG_WARNING, "Cannot stop autoservice for channel %s\n", ast_channel_name(chan));
}