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Diffstat (limited to 'hw/usb-ohci.c')
-rw-r--r--hw/usb-ohci.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c
index 287c45eb09..a85d38e44f 100644
--- a/hw/usb-ohci.c
+++ b/hw/usb-ohci.c
@@ -739,7 +739,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
OHCI_CC_NOERROR);
OHCI_SET_BM(iso_td.offset[relative_frame_number], TD_PSW_SIZE, 0);
} else {
- if (ret > len) {
+ if (ret > (ssize_t) len) {
printf("usb-ohci: DataOverrun %d > %zu\n", ret, len);
OHCI_SET_BM(iso_td.offset[relative_frame_number], TD_PSW_CC,
OHCI_CC_DATAOVERRUN);
@@ -865,7 +865,7 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
dprintf(" TD @ 0x%.8x %u bytes %s r=%d cbp=0x%.8x be=0x%.8x\n",
addr, len, str, flag_r, td.cbp, td.be);
- if (len >= 0 && dir != OHCI_TD_DIR_IN) {
+ if (len > 0 && dir != OHCI_TD_DIR_IN) {
dprintf(" data:");
for (i = 0; i < len; i++)
printf(" %.2x", ohci->usb_buf[i]);
@@ -1062,7 +1062,8 @@ static void ohci_process_lists(OHCIState *ohci, int completion)
{
if ((ohci->ctl & OHCI_CTL_CLE) && (ohci->status & OHCI_STATUS_CLF)) {
if (ohci->ctrl_cur && ohci->ctrl_cur != ohci->ctrl_head)
- dprintf("usb-ohci: head %x, cur %x\n", ohci->ctrl_head, ohci->ctrl_cur);
+ dprintf("usb-ohci: head %x, cur %x\n",
+ ohci->ctrl_head, ohci->ctrl_cur);
if (!ohci_service_ed_list(ohci, ohci->ctrl_head, completion)) {
ohci->ctrl_cur = 0;
ohci->status &= ~OHCI_STATUS_CLF;