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-rw-r--r--g10/gpg.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/g10/gpg.h b/g10/gpg.h
index accec248c..6f92abdde 100644
--- a/g10/gpg.h
+++ b/g10/gpg.h
@@ -37,7 +37,9 @@
/* Number of bits we accept when reading or writing MPIs. */
#define MAX_EXTERN_MPI_BITS 16384
-/* The maximum length of a binary fingerprints.
+/* The maximum length of a binary fingerprints. This is used to
+ provide a static buffer and will be increased if we need to support
+ longer fingerprints.
Warning: At some places we still use 20 instead of this macro. */
#define MAX_FINGERPRINT_LEN 20