Signed-off-by: Andreas Cadhalpun <[email protected]>
---
libavcodec/wmalosslessdec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c
index 843ce90..8094db3 100644
--- a/libavcodec/wmalosslessdec.c
+++ b/libavcodec/wmalosslessdec.c
@@ -488,7 +488,7 @@ static int decode_cdlms(WmallDecodeCtx *s)
if ((1 << cbits) < s->cdlms[c][i].scaling + 1)
cbits++;
- s->cdlms[c][i].bitsend = get_bits(&s->gb, cbits) + 2;
+ s->cdlms[c][i].bitsend = (cbits ? get_bits(&s->gb, cbits) : 0)
+ 2;
shift_l = 32 - s->cdlms[c][i].bitsend;
shift_r = 32 - s->cdlms[c][i].scaling - 2;
for (j = 0; j < s->cdlms[c][i].coefsend; j++)
--
2.1.4
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