[LU-17804] CoverityID 425353: Null pointer dereferences (FORWARD_NULL) in /lustre/llite/namei.c: 1766 in ll_new_node()

• Type: Bug
• Resolution: Unresolved
• Priority: Minor
• Labels: coverity
• Severity: 3
• Assignee: WC Triage
• Reporter: Arshad Hussain

Description

 

> *** CID 425353:  Null pointer dereferences  (FORWARD_NULL)
> /lustre/llite/namei.c: 1766 in ll_new_node()
> 1760                 RETURN(-EINVAL);
> 1761             data = disk_link->name;
> 1762             datalen = disk_link->len;
> 1763         }
> 1764     
> 1765     again:
>>>>    CID 425353:  Null pointer dereferences  (FORWARD_NULL)
>>>>    Passing null pointer "disk_link" to "ll_new_node_prepare", which dereferences it.
> 1766         err = ll_new_node_prepare(dir, dchild, mode, opc, &encrypt, tgt,
> 1767                       &op_data, &lum, &data, &datalen, disk_link);
> 1768         if (err)
> 1769             GOTO(err_exit, err);
> 1770     
> 1771         err = md_create(sbi->ll_md_exp, op_data, data, datalen, mode,
>