[FFmpeg-cvslog] avcodec/mlpdec: fix integer sanitizer warning under clang

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Tue Sep  7 15:54:15 2021 +0200| [5d92b73c6417c87bfd12874dbfbb359b8bfda470] | committer: Paul B Mahol

avcodec/mlpdec: fix integer sanitizer warning under clang

Fixes:
libavcodec/mlpdec.c:1108:37: runtime error: negation of 1 cannot be represented in type 'unsigned int'

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5d92b73c6417c87bfd12874dbfbb359b8bfda470
---

 libavcodec/mlpdec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c
index 4320cb4524..fef92c5a31 100644
--- a/libavcodec/mlpdec.c
+++ b/libavcodec/mlpdec.c
@@ -922,7 +922,7 @@ fail:
     return ret;
 }
 
-#define MSB_MASK(bits)  (-1u << (bits))
+#define MSB_MASK(bits)  (-(1 << (bits)))
 
 /** Generate PCM samples using the prediction filters and residual values
  *  read from the data stream, and update the filter state. */