diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c
index e0df8a5bac..b987e93c5f 100644
--- a/libavcodec/adpcm.c
+++ b/libavcodec/adpcm.c
@@ -175,36 +175,36 @@ static av_cold int adpcm_decode_init(AVCodecContext * avctx)
         break;
     }
 
-    switch(avctx->codec->id) {
-        case AV_CODEC_ID_ADPCM_AICA:
-        case AV_CODEC_ID_ADPCM_IMA_DAT4:
-        case AV_CODEC_ID_ADPCM_IMA_QT:
-        case AV_CODEC_ID_ADPCM_IMA_WAV:
-        case AV_CODEC_ID_ADPCM_4XM:
-        case AV_CODEC_ID_ADPCM_XA:
-        case AV_CODEC_ID_ADPCM_EA_R1:
-        case AV_CODEC_ID_ADPCM_EA_R2:
-        case AV_CODEC_ID_ADPCM_EA_R3:
-        case AV_CODEC_ID_ADPCM_EA_XAS:
-        case AV_CODEC_ID_ADPCM_THP:
-        case AV_CODEC_ID_ADPCM_THP_LE:
-        case AV_CODEC_ID_ADPCM_AFC:
-        case AV_CODEC_ID_ADPCM_DTK:
-        case AV_CODEC_ID_ADPCM_PSX:
-        case AV_CODEC_ID_ADPCM_MTAF:
-        case AV_CODEC_ID_ADPCM_ARGO:
-            avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
-            break;
-        case AV_CODEC_ID_ADPCM_IMA_WS:
-            avctx->sample_fmt = c->vqa_version == 3 ? AV_SAMPLE_FMT_S16P :
-                                                      AV_SAMPLE_FMT_S16;
-            break;
-        case AV_CODEC_ID_ADPCM_MS:
-            avctx->sample_fmt = avctx->channels > 2 ? AV_SAMPLE_FMT_S16P :
-                                                      AV_SAMPLE_FMT_S16;
-            break;
-        default:
-            avctx->sample_fmt = AV_SAMPLE_FMT_S16;
+    switch (avctx->codec->id) {
+    case AV_CODEC_ID_ADPCM_AICA:
+    case AV_CODEC_ID_ADPCM_IMA_DAT4:
+    case AV_CODEC_ID_ADPCM_IMA_QT:
+    case AV_CODEC_ID_ADPCM_IMA_WAV:
+    case AV_CODEC_ID_ADPCM_4XM:
+    case AV_CODEC_ID_ADPCM_XA:
+    case AV_CODEC_ID_ADPCM_EA_R1:
+    case AV_CODEC_ID_ADPCM_EA_R2:
+    case AV_CODEC_ID_ADPCM_EA_R3:
+    case AV_CODEC_ID_ADPCM_EA_XAS:
+    case AV_CODEC_ID_ADPCM_THP:
+    case AV_CODEC_ID_ADPCM_THP_LE:
+    case AV_CODEC_ID_ADPCM_AFC:
+    case AV_CODEC_ID_ADPCM_DTK:
+    case AV_CODEC_ID_ADPCM_PSX:
+    case AV_CODEC_ID_ADPCM_MTAF:
+    case AV_CODEC_ID_ADPCM_ARGO:
+        avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
+        break;
+    case AV_CODEC_ID_ADPCM_IMA_WS:
+        avctx->sample_fmt = c->vqa_version == 3 ? AV_SAMPLE_FMT_S16P :
+                                                  AV_SAMPLE_FMT_S16;
+        break;
+    case AV_CODEC_ID_ADPCM_MS:
+        avctx->sample_fmt = avctx->channels > 2 ? AV_SAMPLE_FMT_S16P :
+                                                  AV_SAMPLE_FMT_S16;
+        break;
+    default:
+        avctx->sample_fmt = AV_SAMPLE_FMT_S16;
     }
 
     return 0;