[FFmpeg-cvslog] avcodec/rv60dec: drop unused sum variable in read_slice_sizes

[Peter Ross]

ffmpeg | branch: master | Peter Ross <pross at xvid.org> | Thu Jun 26 17:58:59 2025 +1000| [09cd38e9d574c4cdcc15afad77aa674470fd144d] | committer: Peter Ross

avcodec/rv60dec: drop unused sum variable in read_slice_sizes

Reviewed-by: Michael Niedermayer <michael at niedermayer.cc>
Signed-off-by: Peter Ross <pross at xvid.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=09cd38e9d574c4cdcc15afad77aa674470fd144d
---

 libavcodec/rv60dec.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/libavcodec/rv60dec.c b/libavcodec/rv60dec.c
index 2bbcb1d620..6075598861 100644
--- a/libavcodec/rv60dec.c
+++ b/libavcodec/rv60dec.c
@@ -390,14 +390,14 @@ static int read_frame_header(RV60Context *s, GetBitContext *gb, int * width, int
 static int read_slice_sizes(RV60Context *s, GetBitContext *gb)
 {
     int nbits = get_bits(gb, 5) + 1;
-    int last_size, sum = 0;
+    int last_size;
 
     for (int i = 0; i < s->cu_height; i++)
         s->slice[i].sign = get_bits1(gb);
 
-    s->slice[0].size = last_size = sum = get_bits_long(gb, nbits);
+    s->slice[0].size = last_size = get_bits_long(gb, nbits);
 
-    if (sum < 0)
+    if (last_size < 0)
         return AVERROR_INVALIDDATA;
 
     for (int i = 1; i < s->cu_height; i++) {
@@ -409,7 +409,6 @@ static int read_slice_sizes(RV60Context *s, GetBitContext *gb)
         if (last_size <= 0)
             return AVERROR_INVALIDDATA;
         s->slice[i].size = last_size;
-        sum += s->slice[i].size;
     }
 
     align_get_bits(gb);