From 9b4cd51c638e69204437838d381dd657b0cd2e4f Mon Sep 17 00:00:00 2001
From: s1341 <s1341@users.noreply.github.com>
Date: Tue, 24 Dec 2024 15:22:01 +0200
Subject: [PATCH] imemory_ondisk: Don't fail write under any circumstances if
 locking is disabled (#2791)

* imemory_ondisk: Don't fail write under any circumstances if locking is disabled

* fmt

* inmemory_ondisk: Add a log message on failure

* clippy'

* micro optimization
---
 libafl/src/corpus/inmemory_ondisk.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/libafl/src/corpus/inmemory_ondisk.rs b/libafl/src/corpus/inmemory_ondisk.rs
index c2e0a5536b..8afccf93cb 100644
--- a/libafl/src/corpus/inmemory_ondisk.rs
+++ b/libafl/src/corpus/inmemory_ondisk.rs
@@ -442,7 +442,12 @@ impl<I> InMemoryOnDiskCorpus<I> {
             *testcase.metadata_path_mut() = Some(metafile_path);
         }
 
-        self.store_input_from(testcase)?;
+        if let Err(err) = self.store_input_from(testcase) {
+            if self.locking {
+                return Err(err);
+            }
+            log::error!("An error occurred when trying to write a testcase without locking: {err}");
+        }
         Ok(())
     }