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fix reget of testcase after trim

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This commit is contained in:
van Hauser
2020-10-15 15:33:47 +02:00
parent 0f8529a3db
commit 354bda2846
1 changed files with 16 additions and 11 deletions
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27
src/afl-fuzz-queue.c
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@ -875,22 +875,27 @@ void queue_testcase_retake(afl_state_t *afl, struct queue_entry *q,
if (likely(q->testcase_buf)) { if (likely(q->testcase_buf)) {
free(q->testcase_buf); u32 len = q->len;
if (len != old_len) {
afl->q_testcase_cache_size =
afl->q_testcase_cache_size + q->len - old_len;
q->testcase_buf = realloc(q->testcase_buf, len);
if (unlikely(!q->testcase_buf)) {
PFATAL("Unable to malloc '%s' with len %d", q->fname, len);
}
}
int fd = open(q->fname, O_RDONLY); int fd = open(q->fname, O_RDONLY);
if (unlikely(fd < 0)) { PFATAL("Unable to open '%s'", q->fname); } if (unlikely(fd < 0)) { PFATAL("Unable to open '%s'", q->fname); }
u32 len = q->len; ck_read(fd, q->testcase_buf, len, q->fname);
q->testcase_buf = malloc(len);
if (unlikely(!q->testcase_buf)) {
PFATAL("Unable to mmap '%s' with len %d", q->fname, len);
}
close(fd); close(fd);
afl->q_testcase_cache_size = afl->q_testcase_cache_size + q->len - old_len;
} }