Minor fixes

Author: LIJI32

SDL/console.c

@@ -346,7 +346,6 @@ static bool redraw_prompt(bool force)
     else {
         printf("%.*s", (int)(left - 1), string);
         string += left;
-        left = 1;
         printf(SGR("2") "%c" SGR("0"), *string);
     }
     printf(CSI("%uG"), (unsigned)(line.position - line.scroll + prompt_length + 1));
@@ -595,6 +594,9 @@ static void no_csi_mainloop(void)
 
         errno = 0;
         if (getline(&expression, &size, stdin) <= 0) {
+            if (expression) {
+                free(expression);
+            }
             if (!errno) {
                 continue;
             }

SDL/gui.c

@@ -58,10 +58,6 @@ void render_texture(void *pixels,  void *previous)
         SDL_RenderPresent(renderer);
     }
     else {
-        static void *_pixels = NULL;
-        if (pixels) {
-            _pixels = pixels;
-        }
         glClearColor(0, 0, 0, 1);
         glClear(GL_COLOR_BUFFER_BIT);
         GB_frame_blending_mode_t mode = configuration.blending_mode;
@@ -76,7 +72,7 @@ void render_texture(void *pixels,  void *previous)
                 mode = GB_is_odd_frame(&gb)? GB_FRAME_BLENDING_MODE_ACCURATE_ODD : GB_FRAME_BLENDING_MODE_ACCURATE_EVEN;
             }
         }
-        render_bitmap_with_shader(&shader, _pixels, previous,
+        render_bitmap_with_shader(&shader, pixels, previous,
                                   GB_get_screen_width(&gb), GB_get_screen_height(&gb),
                                   rect.x, rect.y, rect.w, rect.h,
                                   mode);