Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2336a986793c771008b181ec65334c240ce512ca
Commit: 2336a986793c771008b181ec65334c240ce512ca
Parent: 3004e5379a525d848bbe8ddff2c534ac0fb04e2c
Author: Li Yang <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 3 10:04:40 2008 -0800
Committer: Greg Kroah-Hartman <[EMAIL PROTECTED]>
CommitDate: Fri Feb 1 14:34:43 2008 -0800
usb gadget: fix fsl_usb2_udc potential OOPS
For fsl_usb2_udc driver, ep0 also has a descriptor. Current code is
misleading and contains a logical mistake. Here is the patch to fix it.
http://bugzilla.kernel.org/show_bug.cgi?id=9595
Cc: stable <[EMAIL PROTECTED]>
Signed-off-by: David Brownell <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/usb/gadget/fsl_usb2_udc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/gadget/fsl_usb2_udc.c
b/drivers/usb/gadget/fsl_usb2_udc.c
index 038e7d7..d59eb92 100644
--- a/drivers/usb/gadget/fsl_usb2_udc.c
+++ b/drivers/usb/gadget/fsl_usb2_udc.c
@@ -776,7 +776,7 @@ fsl_ep_queue(struct usb_ep *_ep, struct usb_request *_req,
gfp_t gfp_flags)
VDBG("%s, bad params\n", __FUNCTION__);
return -EINVAL;
}
- if (!_ep || (!ep->desc && ep_index(ep))) {
+ if (unlikely(!_ep || !ep->desc)) {
VDBG("%s, bad ep\n", __FUNCTION__);
return -EINVAL;
}
-
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