[LU-4694] ct_archive() does not handle return value of llapi_hsm_action_get_fd() correctly.

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.6.0, Lustre 2.5.3
• Affects Version/s: Lustre 2.6.0
• Labels: HSM patch
• Severity: 3
• Assignee: James Nunez (Inactive)
• Reporter: Li Xi (Inactive)

Description

errno migh be zero when llapi_hsm_action_get_fd() returns a failure. ct_archive() does not handle it correctly, which might cause HSM take the operation as successful even if it actually fails.