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| author | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2015-01-20 18:46:01 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-01-21 03:20:41 +0100 |
| commit | 840c3c05316a59c70a7470ed27aaa9c2f3ba410a (patch) | |
| tree | 89a328c6c6466fc6d2c5c3e3ea1d0d5bdeec76e2 /libavcodec/ppc | |
| parent | 6c9dfa5a1b45a02e85c308e53bd39cd4a32826df (diff) | |
| download | ffmpeg-840c3c05316a59c70a7470ed27aaa9c2f3ba410a.tar.gz | |
libavcodec/ppc/mpegvideoencdsp.c: fix stack smashing in pix_norm1_altivec() and pix_sum_altivec()
The vec_ste calls were mistakenly changed to vec_vsx_st in c5ca76a, which
caused stack smashing.
Changing them back fixes crashes on ppc64el, when configured with
--toolchain=hardened.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ppc')
| -rw-r--r-- | libavcodec/ppc/mpegvideoencdsp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/ppc/mpegvideoencdsp.c b/libavcodec/ppc/mpegvideoencdsp.c index e91ba5d25f..3e6765ce15 100644 --- a/libavcodec/ppc/mpegvideoencdsp.c +++ b/libavcodec/ppc/mpegvideoencdsp.c @@ -55,7 +55,7 @@ static int pix_norm1_altivec(uint8_t *pix, int line_size) /* Sum up the four partial sums, and put the result into s. */ sum = vec_sums((vector signed int) sv, (vector signed int) zero); sum = vec_splat(sum, 3); - vec_vsx_st(sum, 0, &s); + vec_ste(sum, 0, &s); return s; } #else @@ -113,7 +113,7 @@ static int pix_sum_altivec(uint8_t *pix, int line_size) /* Sum up the four partial sums, and put the result into s. */ sumdiffs = vec_sums((vector signed int) sad, (vector signed int) zero); sumdiffs = vec_splat(sumdiffs, 3); - vec_vsx_st(sumdiffs, 0, &s); + vec_ste(sumdiffs, 0, &s); return s; } #else |