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>
Thu, 28 Jan 2016 00:05:05 +0000 (01:05 +0100)
commit41157f6bfff364b82a47c260b99a43d9489311ff
tree0e1721cd27de92ca3dc3577a05a37a6c62441e9c
parentf106232e9405782fee6f7d74d9ecb564e280d132
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