diff options
Diffstat (limited to 'payloads/libpayload/drivers/usb')
| -rw-r--r-- | payloads/libpayload/drivers/usb/usbmsc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/usb/usbmsc.c b/payloads/libpayload/drivers/usb/usbmsc.c index d39c784c30..8d5773629f 100644 --- a/payloads/libpayload/drivers/usb/usbmsc.c +++ b/payloads/libpayload/drivers/usb/usbmsc.c @@ -360,6 +360,9 @@ read_capacity (usbdev_t *dev) } printf (" %d %d-byte sectors (%d MB)\n", MSC_INST (dev)->numblocks, MSC_INST (dev)->blocksize, + /* round down high block counts to avoid integer overflow */ + MSC_INST (dev)->numblocks > 1000000 + ? (MSC_INST (dev)->numblocks / 1000) * MSC_INST (dev)->blocksize / 1000 : MSC_INST (dev)->numblocks * MSC_INST (dev)->blocksize / 1000 / 1000); } |