diff --git a/ui/xemu-input.c b/ui/xemu-input.c
index 2eb196c835..8b4b521531 100644
--- a/ui/xemu-input.c
+++ b/ui/xemu-input.c
@@ -133,23 +133,12 @@ static int sdl_sbc_kbd_scancode_map[56];
 static const char *get_bound_driver(int port)
 {
     assert(port >= 0 && port <= 3);
-    const char *driver = NULL;
-    switch (port) {
-    case 0:
-        driver = g_config.input.bindings.port1_driver;
-        break;
-    case 1:
-        driver = g_config.input.bindings.port2_driver;
-        break;
-    case 2:
-        driver = g_config.input.bindings.port3_driver;
-        break;
-    case 3:
-        driver = g_config.input.bindings.port4_driver;
-        break;
-    }
+    const char *driver = *port_index_to_driver_settings_key_map[port];
+
+    // If the driver in the config is NULL, empty, or unrecognized 
+    // then default to DRIVER_DUKE
     if (driver == NULL)
-        return DRIVER_DUKE; // Shouldn't be possible
+        return DRIVER_DUKE; 
     if (strlen(driver) == 0)
         return DRIVER_DUKE;
     if (strcmp(driver, DRIVER_DUKE) == 0)
@@ -157,7 +146,6 @@ static const char *get_bound_driver(int port)
     if (strcmp(driver, DRIVER_STEEL_BATTALION) == 0)
         return DRIVER_STEEL_BATTALION;
 
-    // Shouldn't be possible
     return DRIVER_DUKE;
 }
 
diff --git a/ui/xui/gl-helpers.cc b/ui/xui/gl-helpers.cc
index ddc9d1c258..5dc49184ff 100644
--- a/ui/xui/gl-helpers.cc
+++ b/ui/xui/gl-helpers.cc
@@ -34,7 +34,7 @@
 #include "ui/shader/xemu-logo-frag.h"
 
 Fbo *controller_fbo, *xmu_fbo, *logo_fbo;
-GLuint g_controller_tex, g_sb_controller_tex, g_logo_tex, g_icon_tex, g_xmu_tex;
+GLuint g_controller_duke_tex, g_sb_controller_tex, g_logo_tex, g_icon_tex, g_xmu_tex;
 
 enum class ShaderType {
     Blit,
@@ -465,7 +465,7 @@ enum sb_tex_item_names {
 void InitCustomRendering(void)
 {
     glActiveTexture(GL_TEXTURE0);
-    g_controller_tex =
+    g_controller_duke_tex =
         LoadTextureFromMemory(controller_mask_data, controller_mask_size);
     g_sb_controller_tex =
         LoadTextureFromMemory(sb_controller_mask_data, sb_controller_mask_size);
@@ -492,7 +492,7 @@ static void RenderMeter(DecalShader *s, float x, float y, float width,
     RenderDecal(s, x, y, width * p, height, 0, 0, 1, 1, 0, 0, color_fg);
 }
 
-static void RenderController_Duke(float frame_x, float frame_y, uint32_t primary_color,
+static void RenderDukeController(float frame_x, float frame_y, uint32_t primary_color,
                       uint32_t secondary_color, ControllerState *state)
 {
     // Location within the controller texture of masked button locations,
@@ -522,7 +522,7 @@ static void RenderController_Duke(float frame_x, float frame_y, uint32_t primary
     glUseProgram(g_decal_shader->prog);
     glBindVertexArray(g_decal_shader->vao);
     glActiveTexture(GL_TEXTURE0);
-    glBindTexture(GL_TEXTURE_2D, g_controller_tex);
+    glBindTexture(GL_TEXTURE_2D, g_controller_duke_tex);
 
     // Add a 5 pixel space around the controller so we can wiggle the controller
     // around to visualize rumble in action
@@ -651,7 +651,7 @@ static void RenderController_Duke(float frame_x, float frame_y, uint32_t primary
     glUseProgram(0);
 }
 
-void RenderController_SB(float frame_x, float frame_y, uint32_t primary_color,
+void RenderSteelBattalionController(float frame_x, float frame_y, uint32_t primary_color,
                          uint32_t secondary_color, ControllerState *state)
 {
     // Location within the controller texture of masked button locations,
@@ -947,10 +947,10 @@ void RenderController(float frame_x, float frame_y, uint32_t primary_color,
                       uint32_t secondary_color, ControllerState *state)
 {
     if (strcmp(bound_drivers[state->bound], DRIVER_STEEL_BATTALION) == 0)
-        RenderController_SB(frame_x, frame_y, primary_color, secondary_color,
+        RenderSteelBattalionController(frame_x, frame_y, primary_color, secondary_color,
                             state);
     else if (strcmp(bound_drivers[state->bound], DRIVER_DUKE) == 0)
-        RenderController_Duke(frame_x, frame_y, primary_color, secondary_color,
+        RenderDukeController(frame_x, frame_y, primary_color, secondary_color,
                               state);
 }
 
@@ -960,7 +960,7 @@ void RenderControllerPort(float frame_x, float frame_y, int i,
     glUseProgram(g_decal_shader->prog);
     glBindVertexArray(g_decal_shader->vao);
     glActiveTexture(GL_TEXTURE0);
-    glBindTexture(GL_TEXTURE_2D, g_controller_tex);
+    glBindTexture(GL_TEXTURE_2D, g_controller_duke_tex);
     glBlendFunc(GL_ONE, GL_ZERO);
 
     // Render port socket