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author | Paul Zimmerman <Paul.Zimmerman@synopsys.com> | 2011-10-14 00:46:36 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-14 19:51:24 (GMT) |
commit | db332bc9b26bbd79a37241721cccc9919489d5a9 (patch) | |
tree | 37e48041f7e0eb2f53bedf186e6a633bd546b6d0 /drivers/usb/gadget/file_storage.c | |
parent | b7a8d17db9a86db1040862600cf3a02848f83844 (diff) | |
download | linux-fsl-qoriq-db332bc9b26bbd79a37241721cccc9919489d5a9.tar.xz |
usb: gadget: storage: check for valid USB_BULK_GET_MAX_LUN_REQUEST
The latest USB-IF CV tester checks for a valid length for this
request.
Signed-off-by: Paul Zimmerman <paulz@synopsys.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/gadget/file_storage.c')
-rw-r--r-- | drivers/usb/gadget/file_storage.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c index f7e39b0..4314cf2 100644 --- a/drivers/usb/gadget/file_storage.c +++ b/drivers/usb/gadget/file_storage.c @@ -875,7 +875,7 @@ static int class_setup_req(struct fsg_dev *fsg, if (ctrl->bRequestType != (USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE)) break; - if (w_index != 0 || w_value != 0) { + if (w_index != 0 || w_value != 0 || w_length != 1) { value = -EDOM; break; } |