commit 1465602ee14779f4a21b87ec81aebcabf47fbcac
author Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com> Wed May 09 12:51:54 2018 +0200
committer Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com> Thu May 24 13:37:31 2018 +0200
tree f3bfad452325731fdf9c8f99184551cf270e3443
parent 55c0d096b7747b89394be4063d2d35275aa0ced7

poly1305: fix bug in starts() and add test for it

library/poly1305.c

diff --git a/library/poly1305.c b/library/poly1305.c
index 14c362d..542a850 100644
--- a/library/poly1305.c
+++ b/library/poly1305.c
@@ -280,6 +280,11 @@
     ctx->acc[1] = 0U;
     ctx->acc[2] = 0U;
     ctx->acc[3] = 0U;
+    ctx->acc[4] = 0U;
+
+    /* Queue initially empty */
+    mbedtls_zeroize( ctx->queue, sizeof( ctx->queue ) );
+    ctx->queue_len = 0U;
 
     return( 0 );
 }