drm/amd/display: remove variable active_disp

The variable active_disp is being initialized with a value that
is never read, it is being re-assigned immediately afterwards.
Clean up the code by removing the need for variable active_disp.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser_helper.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser_helper.c
index 53d7513..adc710f 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser_helper.c
@@ -82,9 +82,6 @@ void bios_set_scratch_critical_state(
 uint32_t bios_get_vga_enabled_displays(
        struct dc_bios *bios)
 {
-       uint32_t active_disp = 1;
-
-       active_disp = REG_READ(BIOS_SCRATCH_3) & 0XFFFF;
-       return active_disp;
+       return REG_READ(BIOS_SCRATCH_3) & 0XFFFF;
 }