ALSA: hda: use swap() to make code cleaner

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>
Link: https://lore.kernel.org/r/ebc9db44b802dfc88e1538629b517e000acb27b3.1639790796.git.yang.guang5@zte.com.cn
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/hda_auto_parser.c b/sound/pci/hda/hda_auto_parser.c
index 4a85447..82c492b 100644 (file)
--- a/sound/pci/hda/hda_auto_parser.c
+++ b/sound/pci/hda/hda_auto_parser.c
@@ -92,14 +92,10 @@ static int compare_input_type(const void *ap, const void *bp)
  */
 static void reorder_outputs(unsigned int nums, hda_nid_t *pins)
 {
-       hda_nid_t nid;
-
        switch (nums) {
        case 3:
        case 4:
-               nid = pins[1];
-               pins[1] = pins[2];
-               pins[2] = nid;
+               swap(pins[1], pins[2]);
                break;
        }
 }