| From: chiminghao <chi.minghao@zte.com.cn> |
| Subject: 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> |
| --- |
| |
| tools/testing/selftests/vm/userfaultfd.c | 11 +++-------- |
| 1 file changed, 3 insertions(+), 8 deletions(-) |
| |
| --- a/tools/testing/selftests/vm/userfaultfd.c~selftests-vm-use-swap-to-make-code-cleaner |
| +++ a/tools/testing/selftests/vm/userfaultfd.c |
| @@ -1417,7 +1417,6 @@ static void userfaultfd_pagemap_test(uns |
| static int userfaultfd_stress(void) |
| { |
| void *area; |
| - char *tmp_area; |
| unsigned long nr; |
| struct uffdio_register uffdio_register; |
| struct uffd_stats uffd_stats[nr_cpus]; |
| @@ -1528,13 +1527,9 @@ static int userfaultfd_stress(void) |
| count_verify[nr], nr); |
| |
| /* prepare next bounce */ |
| - tmp_area = area_src; |
| - area_src = area_dst; |
| - area_dst = tmp_area; |
| - |
| - tmp_area = area_src_alias; |
| - area_src_alias = area_dst_alias; |
| - area_dst_alias = tmp_area; |
| + swap(area_src, area_dst); |
| + |
| + swap(area_src_alias, area_dst_alias); |
| |
| uffd_stats_report(uffd_stats, nr_cpus); |
| } |
| _ |
