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| author | Mike Perry <mikeperry-git@fscked.org> | 2013-01-22 21:03:28 -0800 |
|---|---|---|
| committer | Mike Perry <mikeperry-git@fscked.org> | 2013-01-22 21:03:28 -0800 |
| commit | a78542f0c30a6d8a25b3a8c92fec61c04c3feeaf (patch) | |
| tree | de128b765bc631ace727b9d8149082d9a4209b4c /src/or/circuitbuild.c | |
| parent | b810d322bfc55d202dbbd2e8ebe4529cf0778c8b (diff) | |
| download | tor-a78542f0c30a6d8a25b3a8c92fec61c04c3feeaf.tar.gz tor-a78542f0c30a6d8a25b3a8c92fec61c04c3feeaf.zip | |
Bug 8024: Check for null/closed channel before probing.
Diffstat (limited to 'src/or/circuitbuild.c')
| -rw-r--r-- | src/or/circuitbuild.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/or/circuitbuild.c b/src/or/circuitbuild.c index 97a26dd307..e3a9d59c0e 100644 --- a/src/or/circuitbuild.c +++ b/src/or/circuitbuild.c @@ -1727,6 +1727,16 @@ pathbias_send_usable_probe(circuit_t *circ) return -1; } + /* Can't probe if the channel isn't open */ + if (circ->n_chan == NULL || + (circ->n_chan->state != CHANNEL_STATE_OPEN + && circ->n_chan->state != CHANNEL_STATE_MAINT)) { + log_info(LD_CIRC, + "Skipping pathbias probe for circuit %d: Channel is not open.", + ocirc->global_identifier); + return -1; + } + circuit_change_purpose(circ, CIRCUIT_PURPOSE_PATH_BIAS_TESTING); /* Update timestamp for when circuit_expire_building() should kill us */ |