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thunderbolt: Fixes for v6.0-rc3

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This includes two fixes: one that corrects the buffer usage in
 tb_async_error() and another one that limits the xHCI connect operations
 to Thunderbolt 3 routers.
 
 Both have been in linux-next with no reported issues.
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Merge tag 'thunderbolt-for-v6.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt into usb-linus

Mika writes:
  "thunderbolt: Fixes for v6.0-rc3

  This includes two fixes: one that corrects the buffer usage in
  tb_async_error() and another one that limits the xHCI connect operations
  to Thunderbolt 3 routers.

  Both have been in linux-next with no reported issues."

* tag 'thunderbolt-for-v6.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt:
  thunderbolt: Check router generation before connecting xHCI
  thunderbolt: Use the actual buffer in tb_async_error()
This commit is contained in:
Greg Kroah-Hartman 2022-08-22 17:40:44 +02:00
commit 8d1e09cfbd
2 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/thunderbolt/ctl.c
View File

@ -407,7 +407,7 @@ static void tb_ctl_rx_submit(struct ctl_pkg *pkg)
static int tb_async_error(const struct ctl_pkg *pkg)
{
const struct cfg_error_pkg *error = (const struct cfg_error_pkg *)pkg;
const struct cfg_error_pkg *error = pkg->buffer;
if (pkg->frame.eof != TB_CFG_PKG_ERROR)
return false;

6
drivers/thunderbolt/switch.c
View File

@ -3786,14 +3786,18 @@ int tb_switch_pcie_l1_enable(struct tb_switch *sw)
*/
int tb_switch_xhci_connect(struct tb_switch *sw)
{
bool usb_port1, usb_port3, xhci_port1, xhci_port3;
struct tb_port *port1, *port3;
int ret;
if (sw->generation != 3)
return 0;
port1 = &sw->ports[1];
port3 = &sw->ports[3];
if (tb_switch_is_alpine_ridge(sw)) {
bool usb_port1, usb_port3, xhci_port1, xhci_port3;
usb_port1 = tb_lc_is_usb_plugged(port1);
usb_port3 = tb_lc_is_usb_plugged(port3);
xhci_port1 = tb_lc_is_xhci_connected(port1);