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-rw-r--r--src/afl-fuzz-mutators.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/afl-fuzz-mutators.c b/src/afl-fuzz-mutators.c
index 089707b9..80df6d08 100644
--- a/src/afl-fuzz-mutators.c
+++ b/src/afl-fuzz-mutators.c
@@ -141,7 +141,10 @@ struct custom_mutator *load_custom_mutator(afl_state_t *afl, const char *fn) {
   struct custom_mutator *mutator = ck_alloc(sizeof(struct custom_mutator));
 
   mutator->name = fn;
-  mutator->name_short = strrchr(fn, '/') + 1;
+  if (memchr(fn, '/', strlen(fn)))
+    mutator->name_short = strrchr(fn, '/') + 1;
+  else
+    mutator->name_short = strdup(fn);
   ACTF("Loading custom mutator library from '%s'...", fn);
 
   dh = dlopen(fn, RTLD_NOW);