[0/7] USB: cdc-acm: probe fixes

Message

Johan Hovold March 18, 2021, 3:51 p.m. UTC

This series fixes a couple of bugs in the probe errors paths and does
some clean up in preparation for adding the missing error handling when
claiming the data interface.

The first two should probably go into 5.12-rc, while the rest could be
held off for 5.13 if preferred.

Johan


Johan Hovold (7):
  USB: cdc-acm: fix double free on probe failure
  USB: cdc-acm: fix use-after-free after probe failure
  USB: cdc-acm: drop redundant driver-data assignment
  USB: cdc-acm: drop redundant driver-data reset
  USB: cdc-acm: clean up probe error labels
  USB: cdc-acm: use negation for NULL checks
  USB: cdc-acm: always claim data interface

 drivers/usb/class/cdc-acm.c | 54 +++++++++++++++++++++----------------
 1 file changed, 31 insertions(+), 23 deletions(-)