diff --git a/rust/src/smb/smb2_records.rs b/rust/src/smb/smb2_records.rs
index 4a7721cdaa0a..7de9e6607dda 100644
--- a/rust/src/smb/smb2_records.rs
+++ b/rust/src/smb/smb2_records.rs
@@ -32,11 +32,6 @@ pub struct Smb2SecBlobRecord<'a> {
     pub data: &'a [u8],
 }
 
-pub fn parse_smb2_sec_blob(i: &[u8]) -> IResult<&[u8], Smb2SecBlobRecord> {
-    let (i, data) = rest(i)?;
-    Ok((i, Smb2SecBlobRecord { data }))
-}
-
 #[derive(Debug, PartialEq, Eq)]
 pub struct Smb2RecordDir {
     pub request: bool,