[mynewt-nimble] branch master updated: transport/usb: Fix len comparison to allow fragmented acl

[je...@apache.org]

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jerzy pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/mynewt-nimble.git


The following commit(s) were added to refs/heads/master by this push:
     new eecf6fb  transport/usb: Fix len comparison to allow fragmented acl
eecf6fb is described below

commit eecf6fb09c79cbce73aef2cb91247c6f313acf64
Author: Niklas Casaril <ni...@casaril.com>
AuthorDate: Fri Mar 19 17:10:09 2021 +1000

    transport/usb: Fix len comparison to allow fragmented acl
    
    The comparison previously always triggered on the first fragment received
    as the expected length (len) is always larger or equal to the total
    received length (om_len). Partly addresses #940.
---
 nimble/transport/usb/src/ble_hci_usb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nimble/transport/usb/src/ble_hci_usb.c b/nimble/transport/usb/src/ble_hci_usb.c
index 55c91f2..d09421b 100644
--- a/nimble/transport/usb/src/ble_hci_usb.c
+++ b/nimble/transport/usb/src/ble_hci_usb.c
@@ -211,7 +211,7 @@ tud_bt_acl_data_received_cb(void *acl_data, uint16_t data_len)
     if (om->om_len > BLE_HCI_DATA_HDR_SZ) {
         data = incoming_acl_data->om_data;
         len = data[2] + (data[3] << 8) + BLE_HCI_DATA_HDR_SZ;
-        if (len >= incoming_acl_data->om_len) {
+        if (incoming_acl_data->om_len >= len) {
             incoming_acl_data = NULL;
             rc = ble_hci_usb_rx_acl_ll_cb(om, ble_hci_usb_rx_acl_ll_arg);
             (void)rc;