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sshbuf_consume: reset empty buffer; ok djm@

Upstream-ID: 0d4583ba57f69e369d38bbd7843d85cac37fa821
This commit is contained in:
markus@openbsd.org 2017-05-26 20:34:49 +00:00 committed by Damien Miller
parent 6cf711752c
commit 813f55336a
1 changed files with 4 additions and 1 deletions
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5
sshbuf.c
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@ -1,4 +1,4 @@
/* $OpenBSD: sshbuf.c,v 1.8 2016/11/25 23:22:04 djm Exp $ */
/* $OpenBSD: sshbuf.c,v 1.9 2017/05/26 20:34:49 markus Exp $ */
/*
* Copyright (c) 2011 Damien Miller
*
@ -391,6 +391,9 @@ sshbuf_consume(struct sshbuf *buf, size_t len)
if (len > sshbuf_len(buf))
return SSH_ERR_MESSAGE_INCOMPLETE;
buf->off += len;
/* deal with empty buffer */
if (buf->off == buf->size)
buf->off = buf->size = 0;
SSHBUF_TELL("done");
return 0;
}