[FFmpeg-cvslog] avcodec/dds: Fix runtime error: left shift of 1 by 31 places cannot be represented in type 'int'

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sat May  6 22:31:23 2017 +0200| [8a8335de030aa6cb6356bb16c7d3aefc5a80e362] | committer: Michael Niedermayer

avcodec/dds: Fix runtime error: left shift of 1 by 31 places cannot be represented in type 'int'

Fixes: 1380/clusterfuzz-testcase-minimized-650122545122508

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8a8335de030aa6cb6356bb16c7d3aefc5a80e362
---

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

diff --git a/libavcodec/dds.c b/libavcodec/dds.c
index 84b440f741..468763e6bf 100644
--- a/libavcodec/dds.c
+++ b/libavcodec/dds.c
@@ -39,7 +39,7 @@
 
 #define DDPF_FOURCC    (1 <<  2)
 #define DDPF_PALETTE   (1 <<  5)
-#define DDPF_NORMALMAP (1 << 31)
+#define DDPF_NORMALMAP (1U << 31)
 
 enum DDSPostProc {
     DDS_NONE = 0,