diff --git a/libavcodec/h264_cavlc.c b/libavcodec/h264_cavlc.c
index b0251f405c..5998d93a79 100644
--- a/libavcodec/h264_cavlc.c
+++ b/libavcodec/h264_cavlc.c
@@ -413,9 +413,6 @@ av_cold void ff_h264_decode_init_vlc(void){
     }
 }
 
-/**
- *
- */
 static inline int get_level_prefix(GetBitContext *gb){
     unsigned int buf;
     int log;
diff --git a/libavcodec/lcldec.c b/libavcodec/lcldec.c
index 5507910e04..b1335e1d2f 100644
--- a/libavcodec/lcldec.c
+++ b/libavcodec/lcldec.c
@@ -51,9 +51,6 @@
 #include <zlib.h>
 #endif
 
-/*
- * Decoder context
- */
 typedef struct LclDecContext {
     // Image type
     int imgtype;
@@ -157,11 +154,6 @@ static int zlib_decomp(AVCodecContext *avctx, const uint8_t *src, int src_len, i
 #endif
 
 
-/*
- *
- * Decode a frame
- *
- */
 static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
 {
     AVFrame *frame = data;
@@ -472,11 +464,6 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPac
     return buf_size;
 }
 
-/*
- *
- * Init lcl decoder
- *
- */
 static av_cold int decode_init(AVCodecContext *avctx)
 {
     LclDecContext * const c = avctx->priv_data;
@@ -631,11 +618,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
     return 0;
 }
 
-/*
- *
- * Uninit lcl decoder
- *
- */
 static av_cold int decode_end(AVCodecContext *avctx)
 {
     LclDecContext * const c = avctx->priv_data;
diff --git a/libavcodec/lclenc.c b/libavcodec/lclenc.c
index 58ad141f24..357313df49 100644
--- a/libavcodec/lclenc.c
+++ b/libavcodec/lclenc.c
@@ -49,9 +49,6 @@
 
 #include <zlib.h>
 
-/*
- * Decoder context
- */
 typedef struct LclEncContext {
 
     AVCodecContext *avctx;
@@ -65,11 +62,6 @@ typedef struct LclEncContext {
     z_stream zstream;
 } LclEncContext;
 
-/*
- *
- * Encode a frame
- *
- */
 static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                         const AVFrame *p, int *got_packet)
 {
@@ -116,11 +108,6 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     return 0;
 }
 
-/*
- *
- * Init lcl encoder
- *
- */
 static av_cold int encode_init(AVCodecContext *avctx)
 {
     LclEncContext *c = avctx->priv_data;
@@ -170,11 +157,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
     return 0;
 }
 
-/*
- *
- * Uninit lcl encoder
- *
- */
 static av_cold int encode_end(AVCodecContext *avctx)
 {
     LclEncContext *c = avctx->priv_data;
diff --git a/libavcodec/smacker.c b/libavcodec/smacker.c
index 4014e8d04c..f4fc16c42c 100644
--- a/libavcodec/smacker.c
+++ b/libavcodec/smacker.c
@@ -43,9 +43,7 @@
 #define SMKTREE_BITS 9
 #define SMK_NODE 0x80000000
 
-/*
- * Decoder context
- */
+
 typedef struct SmackVContext {
     AVCodecContext *avctx;
     AVFrame *pic;
@@ -549,12 +547,6 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
 }
 
 
-
-/*
- *
- * Uninit smacker decoder
- *
- */
 static av_cold int decode_end(AVCodecContext *avctx)
 {
     SmackVContext * const smk = avctx->priv_data;
@@ -570,11 +562,6 @@ static av_cold int decode_end(AVCodecContext *avctx)
 }
 
 
-/*
- *
- * Init smacker decoder
- *
- */
 static av_cold int decode_init(AVCodecContext *avctx)
 {
     SmackVContext * const c = avctx->priv_data;