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fix use_buffers checks

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We can set 0 buffers even if there is no format.
Return -ENOSPC when too many buffers are set.
This commit is contained in:
Wim Taymans 2023-01-10 12:30:25 +01:00
parent 9f3237b74e
commit 97aafe2234
31 changed files with 146 additions and 88 deletions
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7
spa/plugins/control/mixer.c
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@ -506,10 +506,13 @@ impl_node_port_use_buffers(void *object,
spa_log_debug(this->log, NAME " %p: use buffers %d on port %d:%d",
this, n_buffers, direction, port_id);
spa_return_val_if_fail(port->have_format, -EIO);
clear_buffers(this, port);
if (n_buffers > 0 && !port->have_format)
return -EIO;
if (n_buffers > MAX_BUFFERS)
return -ENOSPC;
for (i = 0; i < n_buffers; i++) {
struct buffer *b;
struct spa_data *d = buffers[i]->datas;