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-rw-r--r--src/afl-fuzz-mutators.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/afl-fuzz-mutators.c b/src/afl-fuzz-mutators.c
index b6aeec63..9407adfb 100644
--- a/src/afl-fuzz-mutators.c
+++ b/src/afl-fuzz-mutators.c
@@ -460,6 +460,8 @@ u8 trim_case_custom(afl_state_t *afl, struct queue_entry *q, u8 *in_buf,
       }
 
       out_len = retlen;
+      // TODO are we sure that retbuf fits into out_buf if retbuf can actually
+      // increase in size?
       memcpy(out_buf, retbuf, retlen);
 
       /* Tell the custom mutator that the trimming was successful */