From: Oliver Neukum <oliver@neukum.org>
Date: Wed, 17 Oct 2007 12:37:54 +0000 (+0200)
Subject: USB: add URB_FREE_BUFFER to permissible flags
X-Git-Tag: v2.6.24-rc2~136^2~18
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b28baaf74ca04be2e0cc4d4dd2bbc801697f744;p=linux-2.6

USB: add URB_FREE_BUFFER to permissible flags

URB_FREE_BUFFER needs to be allowed in the sanity checks to use drivers that
use that flag.


Signed-off-by: Oliver Neukum <oneukum@suse.de>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index c20c03aaf0..d05ead2008 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -372,7 +372,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 
 	/* enforce simple/standard policy */
 	allowed = (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP |
-			URB_NO_INTERRUPT | URB_DIR_MASK);
+			URB_NO_INTERRUPT | URB_DIR_MASK | URB_FREE_BUFFER);
 	switch (xfertype) {
 	case USB_ENDPOINT_XFER_BULK:
 		if (is_out)