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s390/vmem: use swap() instead of open coding it

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Swap is a function interface that provides exchange function. To avoid
code duplication, we can use swap function.

./arch/s390/mm/vmem.c:680:10-11: WARNING opportunity for swap().

[hca@linux.ibm.com: get rid of all temp variables]
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3786
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230117060223.58583-1-jiapeng.chong@linux.alibaba.com
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Jiapeng Chong 2023-01-17 14:02:23 +08:00 committed by Heiko Carstens
parent ca34cda73f
commit b4af09140a
1 changed files with 1 additions and 7 deletions
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8
arch/s390/mm/vmem.c
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@ -672,13 +672,7 @@ static int __init memblock_region_cmp(const void *a, const void *b)
static void __init memblock_region_swap(void *a, void *b, int size)
{
struct memblock_region *r1 = a;
struct memblock_region *r2 = b;
struct memblock_region swap;
swap = *r1;
*r1 = *r2;
*r2 = swap;
swap(*(struct memblock_region *)a, *(struct memblock_region *)b);
}
/*