The assignment operation after a & mask operation is redundant, the variables being assigned are not used afterwards. Replace the &= operator with just & operator. Cleans up two clang-scan warnings: drivers/clk/socfpga/clk-gate.c:37:10: warning: Although the value stored to 'l4_src' is used in the enclosing expression, the value is never actually read from 'l4_src' [deadcode.DeadStores] return l4_src &= 0x1; ^ ~~~ drivers/clk/socfpga/clk-gate.c:46:10: warning: Although the value stored to 'perpll_src' is used in the enclosing expression, the value is never actually read from 'perpll_src' [deadcode.DeadStores] return perpll_src &= 0x3; Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Link: https://lore.kernel.org/r/20211230150321.167576-1-colin.i.king@gmail.com Acked-by: Dinh Nguyen <dinguyen@kernel.org> Signed-off-by: Stephen Boyd <sboyd@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 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.
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