mirror of
https://gitlab.freedesktop.org/libfprint/libfprint.git
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Marco Trevisan (Treviño)
33 lines
1.2 KiB
Diff
33 lines
1.2 KiB
Diff
From: Benjamin Berg <bberg@redhat.com>
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Date: Mon, 19 Oct 2020 16:59:28 +0200
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Subject: synaptics: Fix missing reference to interrupt transfer
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When resubmitting the interrupt transfer we need to add a new reference
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as the submit function will steal it again.
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Origin: https://gitlab.freedesktop.org/libfprint/fprintd/-/commit/90a1abf2
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Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/libfprint/+bug/1905593
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---
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libfprint/drivers/synaptics/synaptics.c | 8 +++++++-
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1 file changed, 7 insertions(+), 1 deletion(-)
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diff --git a/libfprint/drivers/synaptics/synaptics.c b/libfprint/drivers/synaptics/synaptics.c
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index a3d2a51..ee56271 100644
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--- a/libfprint/drivers/synaptics/synaptics.c
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+++ b/libfprint/drivers/synaptics/synaptics.c
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@@ -202,7 +202,13 @@ cmd_interrupt_cb (FpiUsbTransfer *transfer,
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if (transfer->buffer[0] & USB_ASYNC_MESSAGE_PENDING || error)
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fpi_ssm_next_state (transfer->ssm);
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else
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- fpi_usb_transfer_submit (transfer, 1000, NULL, cmd_interrupt_cb, NULL);
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+ {
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+ fpi_usb_transfer_submit (fpi_usb_transfer_ref (transfer),
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+ 1000,
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+ NULL,
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+ cmd_interrupt_cb,
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+ NULL);
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+ }
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}
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static void
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