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| author | Dominik Maier <domenukk@gmail.com> | 2020-04-01 01:58:34 +0200 |
|---|---|---|
| committer | Dominik Maier <domenukk@gmail.com> | 2020-04-01 13:10:07 +0200 |
| commit | 74b4096570f564c8f48880c9c19e3d2876405687 (patch) | |
| tree | e7cb6098da6a23aa70ecaf4f0d27222abdaebb24 | |
| parent | eca55be4fb961bc65cf8c3531fe2e2eb2b7ca614 (diff) | |
| download | afl++-74b4096570f564c8f48880c9c19e3d2876405687.tar.gz | |
one less alloc
| -rw-r--r-- | src/afl-fuzz-run.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/src/afl-fuzz-run.c b/src/afl-fuzz-run.c index 8cef78b9..08d8b615 100644 --- a/src/afl-fuzz-run.c +++ b/src/afl-fuzz-run.c @@ -168,19 +168,15 @@ void write_to_testcase(afl_state_t *afl, void *mem, u32 len) { #ifdef _AFL_DOCUMENT_MUTATIONS s32 doc_fd; - char *fn = alloc_printf("%s/mutations/%09u:%s", afl->out_dir, + char fn[PATH_MAX]; + snprintf(fn, PATH_MAX, ("%s/mutations/%09u:%s", afl->out_dir, afl->document_counter++, describe_op(afl, 0)); - if (fn != NULL) { - if ((doc_fd = open(fn, O_WRONLY | O_CREAT | O_TRUNC, 0600)) >= 0) { + if ((doc_fd = open(fn, O_WRONLY | O_CREAT | O_TRUNC, 0600)) >= 0) { - if (write(doc_fd, mem, len) != len) - PFATAL("write to mutation file failed: %s", fn); - close(doc_fd); - - } - - ck_free(fn); + if (write(doc_fd, mem, len) != len) + PFATAL("write to mutation file failed: %s", fn); + close(doc_fd); } |