On Wed, 13 Apr 2016 10:57:40 +0200,
Vinod Koul wrote:
>
> On Wed, Apr 13, 2016 at 02:26:57PM +0800, Hsin-Yu Chao wrote:
> > + sz_read = read(fd, *res, sz);
> > + if (sz_read < 0 || (size_t)sz_read != sz) {
> > + err = -EIO;
> > + free(*res);
> > + *res = NULL;
> > + }
> > + /* Check if the tlv file specifies valid size. */
> > + tlv = (unsigned int *)(*res);
> > + if (tlv[1] + 2 * sizeof(unsigned int) != sz) {
>
> why not use snd_ctl_tlv(), my assumption is that you are expecting a type,
> length and values in the buffer
Actually this implicitly checks the endianess of the read data.
Takashi
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