linux-kernel - [PATCH 09/17] s390/sysinfo: use uuid_is

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Date:   Mon, 15 May 2017 17:43:00 +0200
From:   Christoph Hellwig <hch@....de>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Amir Goldstein <amir73il@...il.com>,
        linux-fsdevel@...r.kernel.org
Cc:     Shaohua Li <shli@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>,
        David Howells <dhowells@...hat.com>,
        Steven Whitehouse <swhiteho@...hat.com>,
        Mimi Zohar <zohar@...ux.vnet.ibm.com>,
        linux-xfs@...r.kernel.org, linux-raid@...r.kernel.org,
        linux-nvdimm@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [PATCH 09/17] s390/sysinfo: use uuid_is_null instead of opencoding it

Signed-off-by: Christoph Hellwig <hch@....de>
---
 arch/s390/kernel/sysinfo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c
index eefcb54872a5..fb869b103825 100644
--- a/arch/s390/kernel/sysinfo.c
+++ b/arch/s390/kernel/sysinfo.c
@@ -242,7 +242,7 @@ static void print_ext_name(struct seq_file *m, int lvl,
 
 static void print_uuid(struct seq_file *m, int i, struct sysinfo_3_2_2 *info)
 {
-	if (!memcmp(&info->vm[i].uuid, &NULL_UUID_BE, sizeof(uuid_be)))
+	if (uuid_is_null(&info->vm[i].uuid))
 		return;
 	seq_printf(m, "VM%02d UUID:            %pUb\n", i, &info->vm[i].uuid);
 }
-- 
2.11.0