linux-kernel - [PATCH] Staging: lustre: Fix prefer kcalloc over kzalloc with multiply

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Date:   Fri,  5 Jan 2018 22:19:47 +0530
From:   Sumit Pundir <pundirsumit11@...il.com>
To:     oleg.drokin@...el.com
Cc:     andreas.dilger@...el.com, jsimmons@...radead.org,
        gregkh@...uxfoundation.org, lustre-devel@...ts.lustre.org,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] Staging: lustre: Fix prefer kcalloc over kzalloc with multiply

Use kcalloc for allocating an array instead of kzalloc with
multiply. kcalloc is the preferred API. Issue reported by
checkpatch.pl

Signed-off-by: Sumit Pundir <pundirsumit11@...il.com>
---
 drivers/staging/lustre/lustre/obdclass/cl_object.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/lustre/lustre/obdclass/cl_object.c b/drivers/staging/lustre/lustre/obdclass/cl_object.c
index fdd27ce..4b10e2f 100644
--- a/drivers/staging/lustre/lustre/obdclass/cl_object.c
+++ b/drivers/staging/lustre/lustre/obdclass/cl_object.c
@@ -1017,7 +1017,7 @@ int cl_global_init(void)
 {
 	int result;
 
-	cl_envs = kzalloc(sizeof(*cl_envs) * num_possible_cpus(), GFP_KERNEL);
+	cl_envs = kcalloc(num_possible_cpus(), sizeof(*cl_envs), GFP_KERNEL);
 	if (!cl_envs) {
 		result = -ENOMEM;
 		goto out;
-- 
2.7.4