Commit 9161e931 authored by Christian Gromm's avatar Christian Gromm Committed by Greg Kroah-Hartman
Browse files

staging: most: fix USB babble on IN pipe 



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: default avatarAndrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: default avatarChristian Gromm <christian.gromm@microchip.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3032ab93

drivers/staging/most/hdm-usb/hdm_usb.c

+2 −1
Original line number Diff line number Diff line
@@ -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;

	}