linux-kernel - [PATCH] driver/hwtracing: use ERR_CAST instead of ERR

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Message-ID: <1533050894-33214-1-git-send-email-zhongjiang@huawei.com>
Date:   Tue, 31 Jul 2018 23:28:14 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <mathieu.poirier@...aro.org>, <alexander.shishkin@...ux.intel.com>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH] driver/hwtracing: use ERR_CAST instead of ERR_PTR

Use ERR_CAT inlined function to replace the ERR_PTR(PTR_ERR). It
make the code more concise.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/hwtracing/coresight/coresight-tmc-etr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
index 2eda5de..1196364 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
@@ -536,7 +536,7 @@ static void tmc_etr_sg_table_populate(struct etr_sg_table *etr_table)
 	sg_table = tmc_alloc_sg_table(dev, node, nr_tpages, nr_dpages, pages);
 	if (IS_ERR(sg_table)) {
 		kfree(etr_table);
-		return ERR_PTR(PTR_ERR(sg_table));
+		return ERR_CAST(sg_table);
 	}
 
 	etr_table->sg_table = sg_table;
-- 
1.7.12.4