[FFmpeg-cvslog] avcodec/mlpdec: Fix: runtime error: left shift of negative value -8

2017-06-18 Thread Michael Niedermayer 
ffmpeg | branch: release/3.1 | Michael Niedermayer  | 
Thu May 18 02:07:17 2017 +0200| [fceacfc1320fd0609fa60b3f238651240a351f16] | 
committer: Michael Niedermayer

avcodec/mlpdec: Fix: runtime error: left shift of negative value -8

Fixes: 1658/clusterfuzz-testcase-minimized-4889937130291200

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer 
(cherry picked from commit 25c81e4b737bcc737b13c9a752cb301a28cb3906)
Signed-off-by: Michael Niedermayer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=fceacfc1320fd0609fa60b3f238651240a351f16
---

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

diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c
index eaf1aa7c75..5426712007 100644
--- a/libavcodec/mlpdec.c
+++ b/libavcodec/mlpdec.c
@@ -759,7 +759,7 @@ static int read_matrix_params(MLPDecodeContext *m, unsigned 
int substr, GetBitCo
 if (get_bits1(gbp))
 coeff_val = get_sbits(gbp, frac_bits + 2);
 
-s->matrix_coeff[mat][ch] = coeff_val << (14 - frac_bits);
+s->matrix_coeff[mat][ch] = coeff_val * (1 << (14 - frac_bits));
 }
 
 if (s->noise_type)

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[FFmpeg-cvslog] avcodec/mlpdec: Fix: runtime error: left shift of negative value -8

2017-06-01 Thread Michael Niedermayer 
ffmpeg | branch: release/3.3 | Michael Niedermayer  | 
Thu May 18 02:07:17 2017 +0200| [686eb3b1ed5b91fdedc0f11d8f19bf0b21505788] | 
committer: Michael Niedermayer

avcodec/mlpdec: Fix: runtime error: left shift of negative value -8

Fixes: 1658/clusterfuzz-testcase-minimized-4889937130291200

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer 
(cherry picked from commit 25c81e4b737bcc737b13c9a752cb301a28cb3906)
Signed-off-by: Michael Niedermayer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=686eb3b1ed5b91fdedc0f11d8f19bf0b21505788
---

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

diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c
index eaf1aa7c75..5426712007 100644
--- a/libavcodec/mlpdec.c
+++ b/libavcodec/mlpdec.c
@@ -759,7 +759,7 @@ static int read_matrix_params(MLPDecodeContext *m, unsigned 
int substr, GetBitCo
 if (get_bits1(gbp))
 coeff_val = get_sbits(gbp, frac_bits + 2);
 
-s->matrix_coeff[mat][ch] = coeff_val << (14 - frac_bits);
+s->matrix_coeff[mat][ch] = coeff_val * (1 << (14 - frac_bits));
 }
 
 if (s->noise_type)

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[FFmpeg-cvslog] avcodec/mlpdec: Fix: runtime error: left shift of negative value -8

2017-05-18 Thread Michael Niedermayer 
ffmpeg | branch: release/3.0 | Michael Niedermayer  | 
Thu May 18 02:07:17 2017 +0200| [dac9ef7108ed070f59a3f6a988ab68b174599588] | 
committer: Michael Niedermayer

avcodec/mlpdec: Fix: runtime error: left shift of negative value -8

Fixes: 1658/clusterfuzz-testcase-minimized-4889937130291200

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer 
(cherry picked from commit 25c81e4b737bcc737b13c9a752cb301a28cb3906)
Signed-off-by: Michael Niedermayer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=dac9ef7108ed070f59a3f6a988ab68b174599588
---

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

diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c
index eaf1aa7c75..5426712007 100644
--- a/libavcodec/mlpdec.c
+++ b/libavcodec/mlpdec.c
@@ -759,7 +759,7 @@ static int read_matrix_params(MLPDecodeContext *m, unsigned 
int substr, GetBitCo
 if (get_bits1(gbp))
 coeff_val = get_sbits(gbp, frac_bits + 2);
 
-s->matrix_coeff[mat][ch] = coeff_val << (14 - frac_bits);
+s->matrix_coeff[mat][ch] = coeff_val * (1 << (14 - frac_bits));
 }
 
 if (s->noise_type)

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