Re: [PATCH 1/1] usbhid: Set Report ID properly for Output reports on the Control endpoint.
flat view
From: Jiri Kosina <hidden>
Date: 2010-08-24 15:49:48
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On Tue, 17 Aug 2010, Alan Ott wrote:
quoted hunk ↗ jump to hunk
When I made commit 29129a98e6fc89, I didn't account for *buf not being the report ID anymore, as buf is incremented. This applies to 2.6.35 and newer. Signed-off-by: Alan Ott <redacted> --- drivers/hid/usbhid/hid-core.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index b729c02..ffd6899 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c@@ -828,6 +828,7 @@ static int usbhid_output_raw_report(struct hid_device *hid, __u8 *buf, size_t co } } else { int skipped_report_id = 0; + int report_id = buf[0]; if (buf[0] == 0x0) { /* Don't send the Report ID */ buf++;@@ -837,7 +838,7 @@ static int usbhid_output_raw_report(struct hid_device *hid, __u8 *buf, size_t co ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), HID_REQ_SET_REPORT, USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE, - ((report_type + 1) << 8) | *buf, + ((report_type + 1) << 8) | report_id, interface->desc.bInterfaceNumber, buf, count, USB_CTRL_SET_TIMEOUT); /* count also the report id, if this was a numbered report. */
Good catch, applied, thank you. -- Jiri Kosina SUSE Labs, Novell Inc. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html