libsepol/fuzz: silence secilc-fuzzer

Do not output CIL log messages while fuzzing, since their amount are huge, e.g. for neverallow or typebounds violations. Signed-off-by: Christian Göttsche <[email protected]>
bachradsusi · Dec 15, 2021 · e0ba116 · e0ba116
1 parent bf5ff1a
commit e0ba116
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/libsepol/fuzz/secilc-fuzzer.c b/libsepol/fuzz/secilc-fuzzer.c
@@ -8,6 +8,10 @@
 #include <sepol/cil/cil.h>
 #include <sepol/policydb.h>
 
+static void log_handler(__attribute__((unused)) int lvl, __attribute__((unused)) const char *msg) {
+	/* be quiet */
+}
+
 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
 	enum cil_log_level log_level = CIL_ERR;
 	struct sepol_policy_file *pf = NULL;
@@ -24,6 +28,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
 	sepol_policydb_t *pdb = NULL;
 
 	cil_set_log_level(log_level);
+	cil_set_log_handler(log_handler);
 
 	cil_db_init(&db);
 	cil_set_disable_dontaudit(db, disable_dontaudit);