From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH 3/5] IB/qib: Use kcalloc() in qib_alloc_devdata() Date: Wed, 5 Apr 2017 15:53:47 +0200 Message-ID: <9bcddc18-197c-0784-bb25-8ac6446d8fb6@users.sourceforge.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Language: en-GB Sender: linux-kernel-owner@vger.kernel.org To: linux-rdma@vger.kernel.org, Doug Ledford , Hal Rosenstock , Mike Marciniszyn , Sean Hefty Cc: LKML , kernel-janitors@vger.kernel.org List-Id: linux-rdma@vger.kernel.org From: Markus Elfring Date: Wed, 5 Apr 2017 14:15:45 +0200 A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/infiniband/hw/qib/qib_init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index b50240b1d5a4..9e680ca971e3 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c @@ -1140,8 +1140,8 @@ struct qib_devdata *qib_alloc_devdata(struct pci_dev *pdev, size_t extra) if (!qib_cpulist_count) { u32 count = num_online_cpus(); - qib_cpulist = kzalloc(BITS_TO_LONGS(count) * - sizeof(long), GFP_KERNEL); + qib_cpulist = kcalloc(BITS_TO_LONGS(count), sizeof(long), + GFP_KERNEL); if (qib_cpulist) qib_cpulist_count = count; } -- 2.12.2