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mcu: Be careful to free memory allocated in C code

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Free steppersync, stepcompress, and commandqueue objects.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2016-11-30 01:58:45 -05:00
parent 55fc11ff02
commit 7cb71df02c
6 changed files with 86 additions and 23 deletions
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23
klippy/stepcompress.c
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@@ -290,6 +290,17 @@ stepcompress_alloc(uint32_t max_error, uint32_t queue_step_msgid
return sc;
}
// Free memory associated with a 'stepcompress' object
void
stepcompress_free(struct stepcompress *sc)
{
if (!sc)
return;
free(sc->queue);
message_queue_free(&sc->msg_queue);
free(sc);
}
// Convert previously scheduled steps into commands for the mcu
static void
stepcompress_flush(struct stepcompress *sc, uint64_t move_clock)
@@ -573,6 +584,18 @@ steppersync_alloc(struct serialqueue *sq, struct stepcompress **sc_list
return ss;
}
// Free memory associated with a 'steppersync' object
void
steppersync_free(struct steppersync *ss)
{
if (!ss)
return;
free(ss->sc_list);
free(ss->move_clocks);
serialqueue_free_commandqueue(ss->cq);
free(ss);
}
// Implement a binary heap algorithm to track when the next available
// 'struct move' in the mcu will be available
static void