dca: fix misaligned access in avpriv_dca_convert_bitstream
authorAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Tue, 12 Jan 2016 23:52:58 +0000 (00:52 +0100)
committerAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Wed, 27 Jan 2016 22:45:44 +0000 (23:45 +0100)
commit1272b88d04574f20aa56e6bbefcdf1405f267401
treed779786e250238725ab8ce5a7873a2971faed451
parentcf99f0dd0fa24213f12943027055ab11968ea16c
dca: fix misaligned access in avpriv_dca_convert_bitstream

src and dst are only 8-bit-aligned, so accessing them as uint16_t causes
SIGBUS crashes on architectures like sparc.

This fixes ubsan runtime error: load of misaligned address for type
'const uint16_t', which requires 2 byte alignment

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 44ac13eed49593f4f8efdb72ab0d5b48e05aa305)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
libavcodec/dca.c