From 2615547a82bc4e06ff5fcb79c5c1efed76b058c7 Mon Sep 17 00:00:00 2001 From: Wade Fife Date: Mon, 14 Jun 2021 16:29:19 -0500 Subject: fpga: sim: Check for empty packet in clear_unused_bytes --- fpga/usrp3/sim/rfnoc/PkgEthernet.sv | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'fpga/usrp3/sim/rfnoc/PkgEthernet.sv') diff --git a/fpga/usrp3/sim/rfnoc/PkgEthernet.sv b/fpga/usrp3/sim/rfnoc/PkgEthernet.sv index f5dda046a..6005ffe1f 100644 --- a/fpga/usrp3/sim/rfnoc/PkgEthernet.sv +++ b/fpga/usrp3/sim/rfnoc/PkgEthernet.sv @@ -557,6 +557,10 @@ package PkgEthernet; // clear bytes that aren't marked as valid by keep function void clear_unused_bytes(); keep_t last_tkeep; + + // check for empty packet, in which case there's nothing to clear + if (this.data.size() == 0) return; + last_tkeep = this.keep[$]; // check that the last user is the same as the last keep assert (this.keep[$] == calc_last_tkeep(this.user[$])) else -- cgit v1.2.3