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authorMichael Niedermayer <michael@niedermayer.cc>2017-07-23 16:52:47 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2017-07-24 02:42:33 +0200
commit2dfb8c417891e0cc3670f8e0791ea0c7071314fe (patch)
tree64464cac1be1dd24f3075fe6b36734cd75a2ae76 /libavcodec/aacdec_fixed.c
parent69e7daf6ce2a5893936ba18572c58180b29d67f9 (diff)
downloadffmpeg-2dfb8c417891e0cc3670f8e0791ea0c7071314fe.tar.gz
avcodec/aacdec_fixed: fix: left shift of negative value -1
Fixes: 2699/clusterfuzz-testcase-minimized-5631303862976512 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/aacdec_fixed.c')
-rw-r--r--libavcodec/aacdec_fixed.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacdec_fixed.c b/libavcodec/aacdec_fixed.c
index 2b340bd762..ccfef7f652 100644
--- a/libavcodec/aacdec_fixed.c
+++ b/libavcodec/aacdec_fixed.c
@@ -432,7 +432,7 @@ static void apply_independent_coupling_fixed(AACContext *ac,
else {
for (i = 0; i < len; i++) {
tmp = (int)(((int64_t)src[i] * c + (int64_t)0x1000000000) >> 37);
- dest[i] += tmp << shift;
+ dest[i] += tmp * (1 << shift);
}
}
}