mm/damon/dbgfs: remove unnecessary variables
In some functions, it's unnecessary to declare 'err' and 'ret' variables at the same time. This patch mainly to simplify the issue of such declarations by reusing one variable. Link: https://lkml.kernel.org/r/20211014073014.35754-1-sj@kernel.org Signed-off-by: Rongwei Wang <rongwei.wang@linux.alibaba.com> Signed-off-by: SeongJae Park <sj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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199b50f4
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