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Bug 8024: Check for null/closed channel before probing.
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@ -8,3 +8,4 @@
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- Remove a source of rounding error during path bias count scaling.
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- Remove a source of rounding error during path bias count scaling.
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- Don't count cannibalized circuits as used for path bias until we
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- Don't count cannibalized circuits as used for path bias until we
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actually try to use them.
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actually try to use them.
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- Fix circuit_package_relay_cell warning message about n_chan==NULL.
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@ -1727,6 +1727,16 @@ pathbias_send_usable_probe(circuit_t *circ)
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return -1;
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return -1;
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}
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}
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/* Can't probe if the channel isn't open */
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if (circ->n_chan == NULL ||
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(circ->n_chan->state != CHANNEL_STATE_OPEN
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&& circ->n_chan->state != CHANNEL_STATE_MAINT)) {
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log_info(LD_CIRC,
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"Skipping pathbias probe for circuit %d: Channel is not open.",
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ocirc->global_identifier);
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return -1;
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}
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circuit_change_purpose(circ, CIRCUIT_PURPOSE_PATH_BIAS_TESTING);
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circuit_change_purpose(circ, CIRCUIT_PURPOSE_PATH_BIAS_TESTING);
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/* Update timestamp for when circuit_expire_building() should kill us */
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/* Update timestamp for when circuit_expire_building() should kill us */
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