diff options
Diffstat (limited to 'src/afl-fuzz-queue.c')
| -rw-r--r-- | src/afl-fuzz-queue.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/src/afl-fuzz-queue.c b/src/afl-fuzz-queue.c index 02e66a4e..d107dbc8 100644 --- a/src/afl-fuzz-queue.c +++ b/src/afl-fuzz-queue.c @@ -914,20 +914,22 @@ inline void queue_testcase_retake_mem(afl_state_t *afl, struct queue_entry *q, if (likely(q->testcase_buf)) { + u32 is_same = in == q->testcase_buf; + if (likely(len != old_len)) { - afl->q_testcase_cache_size = afl->q_testcase_cache_size + len - old_len; - q->testcase_buf = realloc(q->testcase_buf, len); + u8 *ptr = realloc(q->testcase_buf, len); - if (unlikely(!q->testcase_buf)) { + if (likely(ptr)) { - PFATAL("Unable to malloc '%s' with len %d", q->fname, len); + q->testcase_buf = ptr; + afl->q_testcase_cache_size = afl->q_testcase_cache_size + len - old_len; } } - memcpy(q->testcase_buf, in, len); + if (unlikely(!is_same)) { memcpy(q->testcase_buf, in, len); } } @@ -986,10 +988,12 @@ inline u8 *queue_testcase_get(afl_state_t *afl, struct queue_entry *q) { /* Cache full. We neet to evict one or more to map one. Get a random one which is not in use */ - if (unlikely(afl->q_testcase_cache_size + len >= afl->q_testcase_max_cache_size && - (afl->q_testcase_cache_count < afl->q_testcase_max_cache_entries && - afl->q_testcase_max_cache_count < - afl->q_testcase_max_cache_entries))) { + if (unlikely(afl->q_testcase_cache_size + len >= + afl->q_testcase_max_cache_size && + (afl->q_testcase_cache_count < + afl->q_testcase_max_cache_entries && + afl->q_testcase_max_cache_count < + afl->q_testcase_max_cache_entries))) { if (afl->q_testcase_max_cache_count > afl->q_testcase_cache_count) { |