[PATCH] tools: iio: use swap() to make code cleaner

[davidcomponentone]

From: Yang Guang <yang.guang5@xxxxxxxxxx>

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

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Yang Guang <yang.guang5@xxxxxxxxxx>
---
 tools/iio/iio_utils.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
index aadee6d34c74..7a56c41fbded 100644
--- a/tools/iio/iio_utils.c
+++ b/tools/iio/iio_utils.c
@@ -290,15 +290,12 @@ int iioutils_get_param_float(float *output, const char *param_name,
 
 void bsort_channel_array_by_index(struct iio_channel_info *ci_array, int cnt)
 {
-	struct iio_channel_info temp;
 	int x, y;
 
 	for (x = 0; x < cnt; x++)
 		for (y = 0; y < (cnt - 1); y++)
 			if (ci_array[y].index > ci_array[y + 1].index) {
-				temp = ci_array[y + 1];
-				ci_array[y + 1] = ci_array[y];
-				ci_array[y] = temp;
+				swap(ci_array[y + 1], ci_array[y]);
 			}
 }
 
-- 
2.30.2