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9080d11a6c
Currently if an fopen fails the error exit path is via code that checks if fp is not null and closes the file, however, fp is null so this check and close is redundant. Since the only use of the err exit label is on the fopen check, remove it and replace the code with a simple return of errno. Also remove variable rc since it's no longer required. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Signed-off-by: Fan Wu <wufan@kernel.org>
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 reStructuredText 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.