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-rw-r--r--src/or/rendcache.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/or/rendcache.c b/src/or/rendcache.c
index e377e9ad81..82c0336fa1 100644
--- a/src/or/rendcache.c
+++ b/src/or/rendcache.c
@@ -369,7 +369,7 @@ cache_failure_intro_add(const uint8_t *identity, const char *service_id,
rend_intro_point_failure_t failure)
{
rend_cache_failure_t *fail_entry;
- rend_cache_failure_intro_t *entry;
+ rend_cache_failure_intro_t *entry, *old_entry;
/* Make sure we have a failure object for this service ID and if not,
* create it with this new intro failure entry. */
@@ -380,7 +380,10 @@ cache_failure_intro_add(const uint8_t *identity, const char *service_id,
strmap_set_lc(rend_cache_failure, service_id, fail_entry);
}
entry = rend_cache_failure_intro_entry_new(failure);
- digestmap_set(fail_entry->intro_failures, (char *) identity, entry);
+ old_entry = digestmap_set(fail_entry->intro_failures,
+ (char *) identity, entry);
+ /* This _should_ be NULL, but in case it isn't, free it. */
+ rend_cache_failure_intro_entry_free(old_entry);
}
/** Using a parsed descriptor <b>desc</b>, check if the introduction points