[LU-7946] Suspicious dereference of pointer before NULL check in mdt_lock_objects_in_linkea()

• Type: Bug
• Resolution: Not a Bug
• Priority: Minor
• Affects Version/s: Lustre 2.9.0
• Labels: kw
• Severity: 3
• Assignee: WC Triage
• Reporter: Dmitry Eremin (Inactive)

Description

Suspicious dereference of pointer 'ldata.ld_leh' before NULL check at line 1393

• An event which alters the program's state, leading to the defect
  mdt_reint.c:1390: 'ldata.ld_leh' is dereferenced.
• An event which alters the program's state, leading to the defect
  mdt_reint.c:1393: 'ldata.ld_leh' is checked for NULL.

1389			/* ignore the migrating parent(@pobj) */
1390			retry_count = ldata.ld_leh->leh_reccount - 1;
1391		 
1392		again:
1393			LASSERT(ldata.ld_leh != NULL);