[PATCH] drm/amd/display: Use swap() instead of open coding it

[Jiapeng Chong]

This was found by coccicheck:

./drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c:2959:30-31: WARNING opportunity for swap().

Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
index 25791ed0559d..e832fec8d844 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
@@ -2906,7 +2906,6 @@ static enum bp_result construct_integrated_info(
 	struct atom_common_table_header *header;
 	struct atom_data_revision revision;
 
-	struct clock_voltage_caps temp = {0, 0};
 	uint32_t i;
 	uint32_t j;
 
@@ -2951,14 +2950,8 @@ static enum bp_result construct_integrated_info(
 	for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
 		for (j = i; j > 0; --j) {
 			if (info->disp_clk_voltage[j].max_supported_clk <
-				info->disp_clk_voltage[j-1].max_supported_clk
-				) {
-				/* swap j and j - 1*/
-				temp = info->disp_clk_voltage[j-1];
-				info->disp_clk_voltage[j-1] =
-					info->disp_clk_voltage[j];
-				info->disp_clk_voltage[j] = temp;
-			}
+			    info->disp_clk_voltage[j-1].max_supported_clk)
+				swap(info->disp_clk_voltage[j-1], info->disp_clk_voltage[j]);
 		}
 	}
 
-- 
2.20.1.7.g153144c