linux-kernel - [PATCH 3/4] staging: lustre: libcfs: use kmalloc

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Message-Id: <fd6d2e1bef1daba4976b19c708d26d3522787771.1446991712.git.geliangtang@163.com>
Date:	Sun,  8 Nov 2015 22:17:53 +0800
From:	Geliang Tang <geliangtang@....com>
To:	Oleg Drokin <oleg.drokin@...el.com>,
	Andreas Dilger <andreas.dilger@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Geliang Tang <geliangtang@....com>, lustre-devel@...ts.lustre.org,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] staging: lustre: libcfs: use kmalloc_array instead of kmalloc

Use kmalloc_array instead of kmalloc to allocate memory for an array.

Signed-off-by: Geliang Tang <geliangtang@....com>
---
 drivers/staging/lustre/lustre/libcfs/linux/linux-tracefile.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-tracefile.c b/drivers/staging/lustre/lustre/libcfs/linux/linux-tracefile.c
index 64a136c..3d3713b 100644
--- a/drivers/staging/lustre/lustre/libcfs/linux/linux-tracefile.c
+++ b/drivers/staging/lustre/lustre/libcfs/linux/linux-tracefile.c
@@ -60,9 +60,8 @@ int cfs_tracefile_init_arch(void)
 	/* initialize trace_data */
 	memset(cfs_trace_data, 0, sizeof(cfs_trace_data));
 	for (i = 0; i < CFS_TCD_TYPE_MAX; i++) {
-		cfs_trace_data[i] =
-			kmalloc(sizeof(union cfs_trace_data_union) *
-				num_possible_cpus(), GFP_KERNEL);
+		cfs_trace_data[i] = kmalloc_array(num_possible_cpus(),
+				sizeof(union cfs_trace_data_union), GFP_KERNEL);
 		if (cfs_trace_data[i] == NULL)
 			goto out;
 
-- 
2.5.0


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