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xhci: HandleTransferComplete: adjust the lower check.

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after the previous commit.
This commit is contained in:
Jérôme Duval 2017-11-08 22:37:25 +01:00
parent c5ea0115b0
commit fd6ef33795
1 changed files with 1 additions and 1 deletions
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2
src/add-ons/kernel/busses/usb/xhci.cpp
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@ -2066,7 +2066,7 @@ XHCI::HandleTransferComplete(xhci_trb* trb)
TRACE("HandleTransferComplete td %p offset %" B_PRId64 " %"
B_PRIxADDR "\n", td_chain, offset, source);
offset = offset / sizeof(xhci_trb) + 1;
if (offset <= td_chain->trb_count && offset >= 0) {
if (offset <= td_chain->trb_count && offset >= 1) {
TRACE("HandleTransferComplete td %p trb %" B_PRId64 " found "
"\n", td_chain, offset);
// is it the last trb?