This patch prevents the HDM USB from submitting an URB with a buffer size
unaligned to 512 bytes to the USB subsystem.
Signed-off-by: Andrey Shvetsov <andrey.shvet...@k2l.de>
Signed-off-by: Christian Gromm <christian.gr...@microchip.com>
---
drivers/staging/most/hdm-usb/hdm_usb.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/most/hdm-usb/hdm_usb.c
b/drivers/staging/most/hdm-usb/hdm_usb.c
index 9bbefaa..9006793 100644
--- a/drivers/staging/most/hdm-usb/hdm_usb.c
+++ b/drivers/staging/most/hdm-usb/hdm_usb.c
@@ -711,7 +711,7 @@ static int hdm_enqueue(struct most_interface *iface, int
channel, struct mbo *mb
usb_rcvbulkpipe(mdev->usb_device,
mdev->ep_address[channel]),
virt_address,
- length,
+ length + conf->extra_len,
hdm_read_completion,
mbo);
}
@@ -771,6 +771,7 @@ static int hdm_configure_channel(struct most_interface
*iface, int channel,
!((conf->data_type == MOST_CH_ISOC_AVP) &&
(conf->packets_per_xact != 0xFF))) {
mdev->padding_active[channel] = false;
+ conf->extra_len = 0;
goto exit;
}
--
1.7.9.5
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