[bionic] updates to Exar USB serial driver
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Confirmed
|
High
|
Unassigned | ||
Bionic |
Fix Released
|
High
|
Unassigned |
Bug Description
[SRU Justification]
[Impact]
This update adds the latest vendor release version on the Exar USB serial device.
[Fixes]
New features include:
1. Fix for RX fail after wake-up from sleep (S3/S4)
2. Removes unnecessary debug messages
Changelog:
Version 1B, 11/6/2015
Fixed Bug: The conditional logic to support kernel 3.9 was
incorrect(line 396 in xr_usb_
Version 1A, 1/9/2015
This driver will work with any USB UART function in these Exar devices:
XR21V1410/1412/1414
XR21B1411
XR21B1420/1422/1424
XR22801/802/804
Exar serial devices are typically enumerated as /dev/ttyXRUSB[0-3].
[Regression Potential]
Low. This driver binds to Exar USB Serial devices on the Dell Edge 300x GW.
These updates are being carried in the linux-oem (4.15.y) kernel for more than 2 years without any regressions.
This bug is for tracking purposes only, please don't triage.
CVE References
description: | updated |
Changed in linux (Ubuntu Bionic): | |
status: | New → Confirmed |
Changed in linux (Ubuntu): | |
status: | New → Confirmed |
Changed in linux (Ubuntu Bionic): | |
importance: | Undecided → High |
Changed in linux (Ubuntu): | |
importance: | Undecided → High |
Changed in linux (Ubuntu Bionic): | |
status: | Confirmed → Fix Committed |
This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification- needed- bionic' to 'verification- done-bionic' . If the problem still exists, change the tag 'verification- needed- bionic' to 'verification- failed- bionic' .
If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed.
See https:/ /wiki.ubuntu. com/Testing/ EnableProposed for documentation how to enable and use -proposed. Thank you!