From 64cd21250cde0ec2d01f802716ea13a7eacfcd67 Mon Sep 17 00:00:00 2001
From: cry-inc <cry-inc@users.noreply.github.com>
Date: Tue, 2 Apr 2024 19:15:22 +0200
Subject: [PATCH] Disable CRC checks for fuzzing builds

---
 src/paged_reader.rs | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/paged_reader.rs b/src/paged_reader.rs
index 2d4a71c..446de73 100644
--- a/src/paged_reader.rs
+++ b/src/paged_reader.rs
@@ -109,16 +109,17 @@ impl<T: Read + Seek> PagedReader<T> {
         // now everybody has to swap bytes as well because it was not noticed back then :)
         let calculated_checksum = crc.to_be_bytes();
 
+        #[cfg(not(fuzzing))]
         if expected_checksum != calculated_checksum {
             self.page_num = None;
-            Err(Error::new(
+            return Err(Error::new(
                 ErrorKind::InvalidData,
                 format!("Detected invalid checksum (expected: {expected_checksum:?}, actual: {calculated_checksum:?}) for page {page}")
-            ))
-        } else {
-            self.page_num = Some(page);
-            Ok(())
+            ));
         }
+
+        self.page_num = Some(page);
+        Ok(())
     }
 
     /// Do some skipping to next 4-byte-aligned offset, if needed.