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From: Yang Li <abaci-bugfix@linux.alibaba.com>
To: dyoung@redhat.com
Cc: bhe@redhat.com, kexec@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Yang Li <abaci-bugfix@linux.alibaba.com>,
	linux-fsdevel@vger.kernel.org, adobriyan@gmail.com,
	vgoyal@redhat.com
Subject: [PATCH] vmalloc: remove redundant NULL check
Date: Thu, 21 Jan 2021 16:12:33 +0800	[thread overview]
Message-ID: <1611216753-44598-1-git-send-email-abaci-bugfix@linux.alibaba.com> (raw)

Fix below warnings reported by coccicheck:
./fs/proc/vmcore.c:1503:2-7: WARNING: NULL check before some freeing
functions is not needed.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <abaci-bugfix@linux.alibaba.com>
---
 fs/proc/vmcore.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index c3a345c..9a15334 100644
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -1503,11 +1503,8 @@ int vmcore_add_device_dump(struct vmcoredd_data *data)
 	return 0;
 
 out_err:
-	if (buf)
-		vfree(buf);
-
-	if (dump)
-		vfree(dump);
+	vfree(buf);
+	vfree(dump);
 
 	return ret;
 }
-- 
1.8.3.1


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WARNING: multiple messages have this Message-ID (diff)
From: Yang Li <abaci-bugfix@linux.alibaba.com>
To: dyoung@redhat.com
Cc: bhe@redhat.com, vgoyal@redhat.com, adobriyan@gmail.com,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-fsdevel@vger.kernel.org,
	Yang Li <abaci-bugfix@linux.alibaba.com>
Subject: [PATCH] vmalloc: remove redundant NULL check
Date: Thu, 21 Jan 2021 16:12:33 +0800	[thread overview]
Message-ID: <1611216753-44598-1-git-send-email-abaci-bugfix@linux.alibaba.com> (raw)

Fix below warnings reported by coccicheck:
./fs/proc/vmcore.c:1503:2-7: WARNING: NULL check before some freeing
functions is not needed.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <abaci-bugfix@linux.alibaba.com>
---
 fs/proc/vmcore.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index c3a345c..9a15334 100644
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -1503,11 +1503,8 @@ int vmcore_add_device_dump(struct vmcoredd_data *data)
 	return 0;
 
 out_err:
-	if (buf)
-		vfree(buf);
-
-	if (dump)
-		vfree(dump);
+	vfree(buf);
+	vfree(dump);
 
 	return ret;
 }
-- 
1.8.3.1


             reply	other threads:[~2021-01-21  8:12 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-21  8:12 Yang Li [this message]
2021-01-21  8:12 ` [PATCH] vmalloc: remove redundant NULL check Yang Li
2021-01-21  8:23 ` Baoquan He
2021-01-21  8:23   ` Baoquan He

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