scsi: mvumi: Stop using plain integer as NULL pointer

Fix following sparse warning:

drivers/scsi/mvumi.c:1797:48: warning: Using plain integer as NULL pointer
drivers/scsi/mvumi.c:2143:50: warning: Using plain integer as NULL pointer
drivers/scsi/mvumi.c:755:58: warning: Using plain integer as NULL pointer

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
YueHaibing 2019-02-16 18:01:30 +08:00 committed by Martin K. Petersen
parent 3f0b2d7421
commit 7512ddef63

View File

@ -752,7 +752,7 @@ static int mvumi_issue_blocked_cmd(struct mvumi_hba *mhba,
spin_lock_irqsave(mhba->shost->host_lock, flags);
atomic_dec(&cmd->sync_cmd);
if (mhba->tag_cmd[cmd->frame->tag]) {
mhba->tag_cmd[cmd->frame->tag] = 0;
mhba->tag_cmd[cmd->frame->tag] = NULL;
dev_warn(&mhba->pdev->dev, "TIMEOUT:release tag [%d]\n",
cmd->frame->tag);
tag_release_one(mhba, &mhba->tag_pool, cmd->frame->tag);
@ -1794,7 +1794,7 @@ static void mvumi_handle_clob(struct mvumi_hba *mhba)
cmd = mhba->tag_cmd[ob_frame->tag];
atomic_dec(&mhba->fw_outstanding);
mhba->tag_cmd[ob_frame->tag] = 0;
mhba->tag_cmd[ob_frame->tag] = NULL;
tag_release_one(mhba, &mhba->tag_pool, ob_frame->tag);
if (cmd->scmd)
mvumi_complete_cmd(mhba, cmd, ob_frame);
@ -2139,7 +2139,7 @@ static enum blk_eh_timer_return mvumi_timed_out(struct scsi_cmnd *scmd)
spin_lock_irqsave(mhba->shost->host_lock, flags);
if (mhba->tag_cmd[cmd->frame->tag]) {
mhba->tag_cmd[cmd->frame->tag] = 0;
mhba->tag_cmd[cmd->frame->tag] = NULL;
tag_release_one(mhba, &mhba->tag_pool, cmd->frame->tag);
}
if (!list_empty(&cmd->queue_pointer))