From: Oliver Neukum <oliver@neukum.org>
Date: Thu, 25 Oct 2007 20:14:04 +0000 (-0700)
Subject: USB: add URB_FREE_BUFFER to permissible flags
X-Git-Tag: v2.6.23.6~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4b4257111c971458a73e21821d437bf130966cd9;p=thirdparty%2Fkernel%2Fstable.git

USB: add URB_FREE_BUFFER to permissible flags

patch 0b28baaf74ca04be2e0cc4d4dd2bbc801697f744 in mainline.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index be630228461c0..3da7979134344 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -358,7 +358,7 @@ 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_NO_INTERRUPT | URB_FREE_BUFFER);
 	switch (temp) {
 	case PIPE_BULK:
 		if (is_out)