Merge remote-tracking branch 'qatar/master'

* qatar/master:
  bitstream_filter: K&R formatting cosmetics

Conflicts:
	libavcodec/bitstream_filter.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

diff --cc libavcodec/bitstream_filter.c
index e562555,8960b19..3ee582f
--- 1/libavcodec/bitstream_filter.c
--- 2/libavcodec/bitstream_filter.c
+++ b/libavcodec/bitstream_filter.c
@@@ -21,41 -21,45 +21,49 @@@
  #include <string.h>
  
  #include "avcodec.h"
 +#include "libavutil/atomic.h"
  #include "libavutil/mem.h"
  
- static AVBitStreamFilter *first_bitstream_filter= NULL;
+ static AVBitStreamFilter *first_bitstream_filter = NULL;
  
- AVBitStreamFilter *av_bitstream_filter_next(AVBitStreamFilter *f){
-     if(f) return f->next;
-     else  return first_bitstream_filter;
+ AVBitStreamFilter *av_bitstream_filter_next(AVBitStreamFilter *f)
+ {
+     if (f)
+         return f->next;
+     else
+         return first_bitstream_filter;
  }
  
- void av_register_bitstream_filter(AVBitStreamFilter *bsf){
+ void av_register_bitstream_filter(AVBitStreamFilter *bsf)
+ {
 -    bsf->next              = first_bitstream_filter;
 -    first_bitstream_filter = bsf;
 +    do {
 +        bsf->next = first_bitstream_filter;
 +    } while(bsf->next != avpriv_atomic_ptr_cas((void * volatile *)&first_bitstream_filter, bsf->next, bsf));
  }
  
- AVBitStreamFilterContext *av_bitstream_filter_init(const char *name){
-     AVBitStreamFilter *bsf= first_bitstream_filter;
+ AVBitStreamFilterContext *av_bitstream_filter_init(const char *name)
+ {
+     AVBitStreamFilter *bsf = first_bitstream_filter;
  
-     while(bsf){
-         if(!strcmp(name, bsf->name)){
-             AVBitStreamFilterContext *bsfc= av_mallocz(sizeof(AVBitStreamFilterContext));
-             bsfc->filter= bsf;
-             bsfc->priv_data = bsf->priv_data_size ? av_mallocz(bsf->priv_data_size) : NULL;
+     while (bsf) {
+         if (!strcmp(name, bsf->name)) {
+             AVBitStreamFilterContext *bsfc =
+                 av_mallocz(sizeof(AVBitStreamFilterContext));
+             bsfc->filter    = bsf;
+             bsfc->priv_data =
+                 bsf->priv_data_size ? av_mallocz(bsf->priv_data_size) : NULL;
              return bsfc;
          }
-         bsf= bsf->next;
+         bsf = bsf->next;
      }
      return NULL;
  }
  
- void av_bitstream_filter_close(AVBitStreamFilterContext *bsfc){
+ void av_bitstream_filter_close(AVBitStreamFilterContext *bsfc)
+ {
 +    if (!bsfc)
 +        return;
-     if(bsfc->filter->close)
+     if (bsfc->filter->close)
          bsfc->filter->close(bsfc);
      av_freep(&bsfc->priv_data);
      av_parser_close(bsfc->parser);