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soundwire fixes for v5.8

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This contains two fixes to sdw core for dangling pointer and a typo for
 INTSTAT register
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Merge tag 'soundwire-5.9-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire into char-misc-linus

Vinod writes:

soundwire fixes for v5.8

This contains two fixes to sdw core for dangling pointer and a typo for
INTSTAT register

* tag 'soundwire-5.9-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire:
  soundwire: fix double free of dangling pointer
  soundwire: bus: fix typo in comment on INTSTAT registers
This commit is contained in:
Greg Kroah-Hartman 2020-09-04 12:41:08 +02:00
commit 51fc07d9ff
2 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/soundwire/bus.c
View File

@ -1372,7 +1372,7 @@ static int sdw_handle_slave_alerts(struct sdw_slave *slave)
return ret;
}
/* Read Instat 1, Instat 2 and Instat 3 registers */
/* Read Intstat 1, Intstat 2 and Intstat 3 registers */
ret = sdw_read(slave, SDW_SCP_INT1);
if (ret < 0) {
dev_err(slave->bus->dev,

8
drivers/soundwire/stream.c
View File

@ -717,6 +717,7 @@ static int sdw_bank_switch(struct sdw_bus *bus, int m_rt_count)
kfree(wbuf);
error_1:
kfree(wr_msg);
bus->defer_msg.msg = NULL;
return ret;
}
@ -840,9 +841,10 @@ static int do_bank_switch(struct sdw_stream_runtime *stream)
error:
list_for_each_entry(m_rt, &stream->master_list, stream_node) {
bus = m_rt->bus;
kfree(bus->defer_msg.msg->buf);
kfree(bus->defer_msg.msg);
if (bus->defer_msg.msg) {
kfree(bus->defer_msg.msg->buf);
kfree(bus->defer_msg.msg);
}
}
msg_unlock: