dist/tools/usb-serial: fix exception on missing entries #19011
Merged
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Contribution description
For some TTY interfaces no DB entry exists, which is reflected by having a
None
intty[key]
. Trying to match a regex againstNone
in turn resulted then in an exception.This fixes the issue by treating a filter applied on a non-existing entry as not matching.
Testing procedure
With the following TTYs attached:
In
master
With this PR:
Issues/PRs references
None