indeo: Refactor ff_ivi_dec_huff_desc

Spare an indentation level.

libavcodec/ivi_common.c

@@ -157,7 +157,9 @@ int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab,
         /* select default table */
         huff_tab->tab = (which_tab) ? &ivi_blk_vlc_tabs[7]
                                     : &ivi_mb_vlc_tabs [7];
-    } else {
+        return 0;
+    }
+
     huff_tab->tab_sel = get_bits(gb, 3);
     if (huff_tab->tab_sel == 7) {
         /* custom huffman table (explicitly encoded) */
@@ -179,7 +181,8 @@ int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab,
             result = ivi_create_huff_from_desc(&huff_tab->cust_desc,
                     &huff_tab->cust_tab, 0);
             if (result) {
-                    huff_tab->cust_desc.num_rows = 0; // reset faulty description
+                // reset faulty description
+                huff_tab->cust_desc.num_rows = 0;
                 av_log(avctx, AV_LOG_ERROR,
                        "Error while initializing custom vlc table!\n");
                 return result;
@@ -191,7 +194,6 @@ int ff_ivi_dec_huff_desc(GetBitContext *gb, int desc_coded, int which_tab,
         huff_tab->tab = (which_tab) ? &ivi_blk_vlc_tabs[huff_tab->tab_sel]
             : &ivi_mb_vlc_tabs [huff_tab->tab_sel];
     }
-    }
 
     return 0;
 }