Re: [PATCH] scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE
Mike Christie <[email protected]>
| Newsgroups | org.kernel.vger.linux-scsi,org.kernel.vger.target-devel |
|---|---|
| Message-ID | <[email protected]> |
On 7/24/26 2:58 AM, [email protected] wrote: > From: TanZheng <[email protected]> > > In the iblock_execute_pr_out function, PRO_PREEMPT, PRO_PREEMPT_AND_ABORT > and PRO_RELEASE all perform callback capability checks through > ops->pr_clear. The error check allows unimplemented hooks to pass through > the gate, resulting dereferencing a NULL function pointer. > > Check whether the hooks that need to be called are supported. > > Fixes: 394f81184882 ("scsi: target: Add block PR support to iblock") > Signed-off-by: TanZheng <[email protected]> Reviewed-by: Mike Christie <[email protected]>