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Fix potential malloc(0)

pull/70/head
Marc Gilleron 2018-01-17 02:00:55 +01:00
parent 7dde412e26
commit e7202cef8b
1 changed files with 8 additions and 4 deletions
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12
include/core/Godot.hpp
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@ -448,9 +448,11 @@ void register_signal(String name, Dictionary args = Dictionary())
signal.num_args = args.size(); signal.num_args = args.size();
signal.num_default_args = 0; signal.num_default_args = 0;
signal.args = (godot_signal_argument*) godot::api->godot_alloc(sizeof(godot_signal_argument) * signal.num_args); // Need to check because malloc(0) is platform-dependent. Zero arguments will leave args to NULL.
memset((void *) signal.args, 0, sizeof(godot_signal_argument) * signal.num_args); if(signal.num_args != 0) {
signal.args = (godot_signal_argument*) godot::api->godot_alloc(sizeof(godot_signal_argument) * signal.num_args);
memset((void *) signal.args, 0, sizeof(godot_signal_argument) * signal.num_args);
}
for (int i = 0; i < signal.num_args; i++) { for (int i = 0; i < signal.num_args; i++) {
// Array entry = args[i]; // Array entry = args[i];
@ -471,7 +473,9 @@ void register_signal(String name, Dictionary args = Dictionary())
godot::api->godot_string_destroy(&signal.args[i].name); godot::api->godot_string_destroy(&signal.args[i].name);
} }
godot::api->godot_free(signal.args); if(signal.args) {
godot::api->godot_free(signal.args);
}
} }