[FFmpeg-cvslog] avcodec/ccaption_dec: change write_char() to void as return value is unused

[Aman Gupta]

ffmpeg | branch: master | Aman Gupta <aman at tmm1.net> | Tue Jun 14 11:57:41 2016 -0700| [309322ef65ab70690e93a32b148e82b048ce92fe] | committer: Michael Niedermayer

avcodec/ccaption_dec: change write_char() to void as return value is unused

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=309322ef65ab70690e93a32b148e82b048ce92fe
---

 libavcodec/ccaption_dec.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavcodec/ccaption_dec.c b/libavcodec/ccaption_dec.c
index f831399..f9249e4 100644
--- a/libavcodec/ccaption_dec.c
+++ b/libavcodec/ccaption_dec.c
@@ -315,7 +315,7 @@ static void flush_decoder(AVCodecContext *avctx)
 /**
  * @param ctx closed caption context just to print log
  */
-static int write_char(CCaptionSubContext *ctx, struct Screen *screen, char ch)
+static void write_char(CCaptionSubContext *ctx, struct Screen *screen, char ch)
 {
     uint8_t col = ctx->cursor_column;
     char *row = screen->characters[ctx->cursor_row];
@@ -328,16 +328,16 @@ static int write_char(CCaptionSubContext *ctx, struct Screen *screen, char ch)
         charset[col] = ctx->cursor_charset;
         ctx->cursor_charset = CCSET_BASIC_AMERICAN;
         if (ch) ctx->cursor_column++;
-        return 0;
+        return;
     }
     /* We have extra space at end only for null character */
     else if (col == SCREEN_COLUMNS && ch == 0) {
         row[col] = ch;
-        return 0;
+        return;
     }
     else {
         av_log(ctx, AV_LOG_WARNING, "Data Ignored since exceeding screen width\n");
-        return AVERROR_INVALIDDATA;
+        return;
     }
 }