[LU-3634] Bad returned code on error for llapi_hsm_copy_start/end()

• Type: Technical task
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.4.1, Lustre 2.5.0
• Affects Version/s: Lustre 2.4.0, Lustre 2.5.0
• Labels: HSM patch
• Assignee: Bruno Faccini (Inactive)
• Reporter: Aurelien Degremont (Inactive)

Description

When an ioctl() returns an error, the error code is in errno, not in rc.
llapi_hsm_copy_start() and llapi_hsm_copy_end() should return errno in these cases instead of ioctl rc.