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fpi-usb-transfer: Take ownership of the transfer when submitting it

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When a transfer is completed, we automatically unref it since we can't
consider it valid anymore since this point.

Update the drivers not to free the transfer after submitting anymore.
This commit is contained in:
Marco Trevisan (Treviño)
2019-11-27 21:02:19 +01:00
parent a855c0cc79
commit 2642fc6560
20 changed files with 10 additions and 87 deletions
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libfprint/drivers/upekts.c
-11
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@@ -226,7 +226,6 @@ busy_ack_retry_read (FpDevice *device, struct read_msg_data *udata)
transfer->short_is_error = TRUE;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, busy_ack_sent_cb, udata);
fpi_usb_transfer_unref (transfer);
}
/* Returns 0 if message was handled, 1 if it was a device-busy message, and
@@ -416,7 +415,6 @@ read_msg_cb (FpiUsbTransfer *transfer, FpDevice *device,
fpi_usb_transfer_submit (etransfer, TIMEOUT,
NULL,
read_msg_extend_cb, udata);
fpi_usb_transfer_unref (etransfer);
return;
}
@@ -442,7 +440,6 @@ __read_msg_async (FpDevice *device, struct read_msg_data *udata)
fpi_usb_transfer_fill_bulk_full (transfer, EP_IN, udata->buffer, udata->buflen, NULL);
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, read_msg_cb, udata);
fpi_usb_transfer_unref (transfer);
}
static void
@@ -676,7 +673,6 @@ initsm_send_msg28_handler (FpiSsm *ssm,
transfer->ssm = ssm;
transfer->short_is_error = TRUE;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, fpi_ssm_usb_transfer_cb, NULL);
fpi_usb_transfer_unref (transfer);
}
static void
@@ -697,7 +693,6 @@ initsm_run_state (FpiSsm *ssm, FpDevice *dev)
transfer->ssm = ssm;
transfer->short_is_error = TRUE;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, fpi_ssm_usb_transfer_cb, NULL);
fpi_usb_transfer_unref (transfer);
break;
case READ_MSG03:
@@ -709,7 +704,6 @@ initsm_run_state (FpiSsm *ssm, FpDevice *dev)
transfer->ssm = ssm;
transfer->short_is_error = TRUE;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, fpi_ssm_usb_transfer_cb, NULL);
fpi_usb_transfer_unref (transfer);
break;
case READ_MSG05:
@@ -820,7 +814,6 @@ deinitsm_state_handler (FpiSsm *ssm, FpDevice *dev)
transfer->short_is_error = TRUE;
transfer->ssm = ssm;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, fpi_ssm_usb_transfer_cb, NULL);
fpi_usb_transfer_unref (transfer);
break;
case READ_MSG01:;
@@ -953,7 +946,6 @@ enroll_start_sm_run_state (FpiSsm *ssm, FpDevice *dev)
transfer->ssm = ssm;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, fpi_ssm_usb_transfer_cb, NULL);
fpi_usb_transfer_unref (transfer);
break;
case READ_ENROLL_MSG28:;
@@ -1205,7 +1197,6 @@ enroll_iterate (FpDevice *dev)
transfer->short_is_error = TRUE;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, enroll_iterate_cmd_cb, NULL);
fpi_usb_transfer_unref (transfer);
}
static void
@@ -1319,7 +1310,6 @@ verify_start_sm_run_state (FpiSsm *ssm, FpDevice *dev)
transfer->short_is_error = TRUE;
transfer->ssm = ssm;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, fpi_ssm_usb_transfer_cb, NULL);
fpi_usb_transfer_unref (transfer);
break;
}
@@ -1519,7 +1509,6 @@ verify_iterate (FpDevice *dev)
transfer->short_is_error = TRUE;
fpi_usb_transfer_submit (transfer, TIMEOUT, NULL, verify_wr2800_cb, NULL);
fpi_usb_transfer_unref (transfer);
}
}