linux-kernel - [PATCH] dmaengine: idxd: Remove unused status variable in irq_process_work

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Message-Id: <20210802175820.3153920-1-nathan@kernel.org>
Date:   Mon,  2 Aug 2021 10:58:20 -0700
From:   Nathan Chancellor <nathan@...nel.org>
To:     Dave Jiang <dave.jiang@...el.com>, Vinod Koul <vkoul@...nel.org>
Cc:     dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
        Nathan Chancellor <nathan@...nel.org>
Subject: [PATCH] dmaengine: idxd: Remove unused status variable in irq_process_work_list()

status is no longer used within this block:

drivers/dma/idxd/irq.c:255:6: warning: unused variable 'status'
[-Wunused-variable]
                u8 status = desc->completion->status & DSA_COMP_STATUS_MASK;
                   ^
1 warning generated.

Fixes: b60bb6e2bfc1 ("dmaengine: idxd: fix abort status check")
Signed-off-by: Nathan Chancellor <nathan@...nel.org>
---
 drivers/dma/idxd/irq.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c
index 65dc7bbb0a13..91e46ca3a0ad 100644
--- a/drivers/dma/idxd/irq.c
+++ b/drivers/dma/idxd/irq.c
@@ -252,8 +252,6 @@ static int irq_process_work_list(struct idxd_irq_entry *irq_entry,
 	spin_unlock_irqrestore(&irq_entry->list_lock, flags);
 
 	list_for_each_entry(desc, &flist, list) {
-		u8 status = desc->completion->status & DSA_COMP_STATUS_MASK;
-
 		/*
 		 * Check against the original status as ABORT is software defined
 		 * and 0xff, which DSA_COMP_STATUS_MASK can mask out.

base-commit: e9c5b0b53ccca81dd0a35c62309e243a57c7959d
-- 
2.32.0.264.g75ae10bc75