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neels gerrit-no-reply at lists.osmocom.orgHello Jenkins Builder,
I'd like you to reexamine a change. Please visit
https://gerrit.osmocom.org/c/libosmocore/+/15265
to look at the new patch set (#2).
Change subject: fix: vty crash by logging to killed telnet session
......................................................................
fix: vty crash by logging to killed telnet session
When a telnet session dies (e.g. killall telnet) and also has logging enabled,
the closing of the telnet session logs to the killed telnet session and
segfaults: the vty->obuf is already NULL.
In vty_out(), guard against this situation by not composing an output if
vty->obuf is NULL.
Also guard all buffer_*() functions against a NULL buffer argument, which
should catch all other hypothetical code paths trying to add to a closed
vty->obuf.
Related: OS#4164
Change-Id: Idca3f54dc986abf6784790c12e69e02bdf77cb41
---
M src/vty/buffer.c
M src/vty/vty.c
2 files changed, 35 insertions(+), 3 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/65/15265/2
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Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Change-Id: Idca3f54dc986abf6784790c12e69e02bdf77cb41
Gerrit-Change-Number: 15265
Gerrit-PatchSet: 2
Gerrit-Owner: neels <nhofmeyr at sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: neels <nhofmeyr at sysmocom.de>
Gerrit-CC: pespin <pespin at sysmocom.de>
Gerrit-MessageType: newpatchset
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