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Message-Id: <20210626020613.517758-1-13145886936@163.com>
Date:   Fri, 25 Jun 2021 19:06:13 -0700
From:   13145886936@....com
To:     dan.j.williams@...el.com, vishal.l.verma@...el.com,
        dave.jiang@...el.com, ira.weiny@...el.com
Cc:     nvdimm@...ts.linux.dev, linux-kernel@...r.kernel.org,
        gushengxian <gushengxian@...ong.com>,
        gushengxian <13145886936@....com>
Subject: [PATCH] ndtest: Remove NULL test before vfree

From: gushengxian <gushengxian@...ong.com>

This NULL test is redundant since vfree() checks for NULL.
Reported by Coccinelle.

Signed-off-by: gushengxian <13145886936@....com>
Signed-off-by: gushengxian <gushengxian@...ong.com>
---
 tools/testing/nvdimm/test/ndtest.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/nvdimm/test/ndtest.c b/tools/testing/nvdimm/test/ndtest.c
index 6862915f1fb0..b1025c08ba92 100644
--- a/tools/testing/nvdimm/test/ndtest.c
+++ b/tools/testing/nvdimm/test/ndtest.c
@@ -487,8 +487,8 @@ static void *ndtest_alloc_resource(struct ndtest_priv *p, size_t size,
 buf_err:
 	if (__dma && size >= DIMM_SIZE)
 		gen_pool_free(ndtest_pool, __dma, size);
-	if (buf)
-		vfree(buf);
+
+	vfree(buf);
 	kfree(res);
 
 	return NULL;
-- 
2.25.1


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