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| author | Michael Grzeschik <m.grzeschik@pengutronix.de> | 2021-10-18 10:20:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-21 13:53:31 +0300 |
| commit | 859c675d84d488e2f9b515c713ea890c9f045f0c (patch) | |
| tree | ec98904ddbbbcbfc9f9a9bd23d8e8c01ae24543c /drivers/usb/gadget/function/uvc.h | |
| parent | fc153aba3ef371d0d76eb88230ed4e0dee5b38f2 (diff) | |
| download | linux-859c675d84d488e2f9b515c713ea890c9f045f0c.tar.xz | |
usb: gadget: uvc: consistently use define for headerlen
The uvc request headerlen of 2 was defined as UVCG_REQUEST_HEADER_LEN
in commit e81e7f9a0eb9 ("usb: gadget: uvc: add scatter gather support").
We missed to use it consistently. This patch fixes that.
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Link: https://lore.kernel.org/r/20211018072059.11465-1-m.grzeschik@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/usb/gadget/function/uvc.h')
| -rw-r--r-- | drivers/usb/gadget/function/uvc.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/uvc.h b/drivers/usb/gadget/function/uvc.h index 9d5f17b551bb..b05de36e2c60 100644 --- a/drivers/usb/gadget/function/uvc.h +++ b/drivers/usb/gadget/function/uvc.h @@ -68,6 +68,8 @@ extern unsigned int uvc_gadget_trace_param; #define UVC_MAX_REQUEST_SIZE 64 #define UVC_MAX_EVENTS 4 +#define UVCG_REQUEST_HEADER_LEN 2 + /* ------------------------------------------------------------------------ * Structures */ @@ -76,7 +78,7 @@ struct uvc_request { u8 *req_buffer; struct uvc_video *video; struct sg_table sgt; - u8 header[2]; + u8 header[UVCG_REQUEST_HEADER_LEN]; }; struct uvc_video { |