FS-9201 [mod_skinny] fix leak in api call to list devices

src/mod/endpoints/mod_skinny/skinny_api.c

@@ -94,6 +94,7 @@ static switch_status_t skinny_api_list_devices(const char *line, const char *cur
 		return status;
 	}
 	if (!(argc = switch_separate_string(myline, ' ', argv, (sizeof(argv) / sizeof(argv[0])))) || argc < 4) {
+		switch_safe_free(myline);
 		return status;
 	}
 
@@ -115,6 +116,8 @@ static switch_status_t skinny_api_list_devices(const char *line, const char *cur
 		status = SWITCH_STATUS_SUCCESS;
 	}
 
+	switch_safe_free(myline);
+
 	return status;
 }