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-rw-r--r--fuzz/conf.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fuzz/conf.c b/fuzz/conf.c
index a76068dd74..30b13c84f9 100644
--- a/fuzz/conf.c
+++ b/fuzz/conf.c
@@ -20,10 +20,15 @@ int FuzzerInitialize(int *argc, char ***argv) {
}
int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
- CONF *conf = NCONF_new(NULL);
- BIO *in = BIO_new(BIO_s_mem());
+ CONF *conf;
+ BIO *in;
long eline;
+ if (len == 0)
+ return 0;
+
+ conf = NCONF_new(NULL);
+ in = BIO_new(BIO_s_mem());
OPENSSL_assert((size_t)BIO_write(in, buf, len) == len);
NCONF_load_bio(conf, in, &eline);
NCONF_free(conf);