On Fri, Feb 08, 2019 at 09:42:16AM -0500, Stefan Berger wrote: > On 2/8/19 9:05 AM, Jarkko Sakkinen wrote: > At least tpm_nsc_send (tpm_nsc.c) and tpm_inf_send (tpm_infineon.c) are also > returning the number of bytes sent. I would consider tpm_crb the outlier > that returns 0 and should return the length even though we don't need it... That would be absolutely wrong way the fix the *actual* issue i.e. callbacks returning garbage (sometimes just passing the length parameter back as a return value). /Jarkko