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Dan Carpenter a9106aec8b usbip: vudc: Don't enable IRQs prematurely 
[ Upstream commit 62e4efe337 ]

This code does:

	spin_unlock_irq(&udc->ud.lock);
	spin_unlock_irqrestore(&udc->lock, flags);

which does not make sense.  In theory, the first unlock could enable
IRQs and then the second _irqrestore could disable them again.  There
would be a brief momemt where IRQs were enabled improperly.

In real life, however, this function is always called with IRQs enabled
and the bug does not affect runtime.

Reviewed-by: Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/Yo4hVWcZNYzKEkIQ@kili
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2022-08-17 15:15:05 +02:00
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README

README 

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.