1 files changed, 6 insertions, 3 deletions
diff --git a/common/tlv.c b/common/tlv.c
index 4cc1dc7cf..4ba9ef20d 100644
--- a/common/tlv.c
+++ b/common/tlv.c
@@ -150,13 +150,16 @@ find_tlv_unchecked (const unsigned char *buffer, size_t length,
 
 
 /* ASN.1 BER parser: Parse BUFFER of length SIZE and return the tag
-   and the length part from the TLV triplet.  Update BUFFER and SIZE
-   on success. */
+ * and the length part from the TLV triplet.  Update BUFFER and SIZE
+ * on success.  Note that this function does not check that the value
+ * fits into the provided buffer; this allows to work on the TL part
+ * of a TLV. */
 gpg_error_t
 parse_ber_header (unsigned char const **buffer, size_t *size,
                   int *r_class, int *r_tag,
                   int *r_constructed, int *r_ndef,
-                  size_t *r_length, size_t *r_nhdr){
+                  size_t *r_length, size_t *r_nhdr)
+{
   int c;
   unsigned long tag;
   const unsigned char *buf = *buffer;