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manager_channels.c: Reordered ast_manager_build_channel_state_string_prefix()

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* Made not allocate memory if the channel snapshot is an internal channel.

* Free memory earlier when no longer needed.

Change-Id: Ia06e0c065f1bd095781aa3f4a626d58fa4d28b38
This commit is contained in:
Richard Mudgett
2018-01-31 17:27:58 -06:00
parent f041bc7863
commit bcfe172f8d
1 changed files with 10 additions and 11 deletions
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21
main/manager_channels.c
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@@ -488,16 +488,17 @@ struct ast_str *ast_manager_build_channel_state_string_prefix(
const struct ast_channel_snapshot *snapshot,
const char *prefix)
{
struct ast_str *out = ast_str_create(1024);
int res = 0;
char *caller_name, *connected_name;
struct ast_str *out;
char *caller_name;
char *connected_name;
int res;
if (!out) {
if (snapshot->tech_properties & AST_CHAN_TP_INTERNAL) {
return NULL;
}
if (snapshot->tech_properties & AST_CHAN_TP_INTERNAL) {
ast_free(out);
out = ast_str_create(1024);
if (!out) {
return NULL;
}
@@ -534,10 +535,11 @@ struct ast_str *ast_manager_build_channel_state_string_prefix(
prefix, snapshot->uniqueid,
prefix, snapshot->linkedid);
ast_free(caller_name);
ast_free(connected_name);
if (!res) {
ast_free(out);
ast_free(caller_name);
ast_free(connected_name);
return NULL;
}
@@ -553,9 +555,6 @@ struct ast_str *ast_manager_build_channel_state_string_prefix(
}
}
ast_free(caller_name);
ast_free(connected_name);
return out;
}