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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2009-11-25 12:00:27 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-12-05 18:42:12 -0200
commitfd3e921739aff709bbaae6d75d9f64542f47c850 (patch)
treebc0f0617d35de862494b79dff43e6322b84db5e3 /drivers/media
parent6241d8ca1dc27356180011dff4d93a3c5b3cbd76 (diff)
V4L/DVB (13504): uvcvideo: Fix extension units parsing
The bNrInPins field is an 8 bit integer, not a 16 bit integer. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/uvc/uvc_driver.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index db28311d6ec..8d51a6a130b 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -844,7 +844,7 @@ static int uvc_parse_vendor_control(struct uvc_device *dev,
unit->type = UVC_VC_EXTENSION_UNIT;
memcpy(unit->extension.guidExtensionCode, &buffer[4], 16);
unit->extension.bNumControls = buffer[20];
- unit->extension.bNrInPins = get_unaligned_le16(&buffer[21]);
+ unit->extension.bNrInPins = buffer[21];
unit->extension.baSourceID = (__u8 *)unit + sizeof *unit;
memcpy(unit->extension.baSourceID, &buffer[22], p);
unit->extension.bControlSize = buffer[22+p];
@@ -1108,7 +1108,7 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
unit->type = buffer[2];
memcpy(unit->extension.guidExtensionCode, &buffer[4], 16);
unit->extension.bNumControls = buffer[20];
- unit->extension.bNrInPins = get_unaligned_le16(&buffer[21]);
+ unit->extension.bNrInPins = buffer[21];
unit->extension.baSourceID = (__u8 *)unit + sizeof *unit;
memcpy(unit->extension.baSourceID, &buffer[22], p);
unit->extension.bControlSize = buffer[22+p];