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smartcard: Reset vheader value

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The buffer could change inside smartcard_read_buf_prepare.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Victor Toso <victortoso@redhat.com>
This commit is contained in:
Frediano Ziglio 2019-10-09 20:34:16 +01:00
parent 60a61be549
commit ebe676697f
1 changed files with 1 additions and 0 deletions
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server/smartcard.c
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@ -151,6 +151,7 @@ static RedPipeItem *smartcard_read_msg_from_device(RedCharDevice *self,
continue;
}
smartcard_read_buf_prepare(dev, vheader);
vheader = (VSCMsgHeader*)dev->priv->buf;
}
actual_length = ntohl(vheader->length);
if (dev->priv->buf_used - sizeof(VSCMsgHeader) < actual_length) {