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powerpc: use swap() to make code cleaner

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Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid
opencoding it.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: David Yang <davidcomponentone@gmail.com>
Signed-off-by: Yang Guang <yang.guang5@zte.com.cn>
[mpe: Add include of linux/minmax.h]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/71a702c2189b16c152affd8a8cda1d84ce32741c.1639792543.git.yang.guang5@zte.com.cn
This commit is contained in:
Yang Guang 2021-12-18 09:59:17 +08:00 committed by Michael Ellerman
parent 2fe4ca6ad7
commit a605b39e8e
1 changed files with 2 additions and 4 deletions
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6
arch/powerpc/platforms/powermac/pic.c
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@ -18,6 +18,7 @@
#include <linux/interrupt.h>
#include <linux/syscore_ops.h>
#include <linux/adb.h>
#include <linux/minmax.h>
#include <linux/pmu.h>
#include <asm/sections.h>
@ -311,11 +312,8 @@ static void __init pmac_pic_probe_oldstyle(void)
/* Check ordering of master & slave */
if (of_device_is_compatible(master, "gatwick")) {
struct device_node *tmp;
BUG_ON(slave == NULL);
tmp = master;
master = slave;
slave = tmp;
swap(master, slave);
}
/* We found a slave */