The function is used on unaligned buffers (such as those provided
by AVPacket), 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
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
{
uint32_t mrk;
int i, tmp;
- const uint16_t *ssrc = (const uint16_t *) src;
- uint16_t *sdst = (uint16_t *) dst;
PutBitContext pb;
if ((unsigned) src_size > (unsigned) max_size)
memcpy(dst, src, src_size);
return src_size;
case DCA_SYNCWORD_CORE_LE:
- for (i = 0; i < (src_size + 1) >> 1; i++)
- *sdst++ = av_bswap16(*ssrc++);
+ for (i = 0; i < (src_size + 1) >> 1; i++) {
+ AV_WB16(dst, AV_RL16(src));
+ src += 2;
+ dst += 2;
+ }
return src_size;
case DCA_SYNCWORD_CORE_14B_BE:
case DCA_SYNCWORD_CORE_14B_LE: