tools/testing/selftests/vm/userfaultfd.c: use swap() to make code cleaner
Fix the following coccicheck REVIEW: tools/testing/selftests/vm/userfaultfd.c:1531:21-22:use swap() to make code cleaner Link: https://lkml.kernel.org/r/20211124031632.35317-1-chi.minghao@zte.com.cn Signed-off-by: chiminghao <chi.minghao@zte.com.cn> Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -1417,7 +1417,6 @@ static void userfaultfd_pagemap_test(unsigned int test_pgsize)
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static int userfaultfd_stress(void)
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static int userfaultfd_stress(void)
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{
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{
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void *area;
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void *area;
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char *tmp_area;
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unsigned long nr;
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unsigned long nr;
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struct uffdio_register uffdio_register;
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struct uffdio_register uffdio_register;
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struct uffd_stats uffd_stats[nr_cpus];
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struct uffd_stats uffd_stats[nr_cpus];
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@ -1528,13 +1527,9 @@ static int userfaultfd_stress(void)
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count_verify[nr], nr);
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count_verify[nr], nr);
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/* prepare next bounce */
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/* prepare next bounce */
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tmp_area = area_src;
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swap(area_src, area_dst);
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area_src = area_dst;
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area_dst = tmp_area;
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tmp_area = area_src_alias;
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swap(area_src_alias, area_dst_alias);
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area_src_alias = area_dst_alias;
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area_dst_alias = tmp_area;
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uffd_stats_report(uffd_stats, nr_cpus);
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uffd_stats_report(uffd_stats, nr_cpus);
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}
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}
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