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one less alloc

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This commit is contained in:
Dominik Maier
2020-04-01 01:58:34 +02:00
parent eca55be4fb
commit 74b4096570
1 changed files with 6 additions and 10 deletions
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16
src/afl-fuzz-run.c
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@ -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);
}