From: SF Markus Elfring <elfring@users.sourceforge.net> To: linux-clk@vger.kernel.org, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@codeaurora.org> Cc: LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org Subject: [PATCH 1/5] clk: mvebu: Use kcalloc() in of_cpu_clk_setup() Date: Wed, 19 Apr 2017 21:52:55 +0200 [thread overview] Message-ID: <9377530b-9b07-bfc6-848c-b0c1994e33f7@users.sourceforge.net> (raw) In-Reply-To: <8af5ccb0-f7c1-297c-2661-8ced61302c37@users.sourceforge.net> From: Markus Elfring <elfring@users.sourceforge.net> Date: Wed, 19 Apr 2017 20:15:21 +0200 Multiplications for the size determination of memory allocations indicated that array data structures should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- drivers/clk/mvebu/clk-cpu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c index 044892b6534d..072aa38374ce 100644 --- a/drivers/clk/mvebu/clk-cpu.c +++ b/drivers/clk/mvebu/clk-cpu.c @@ -186,11 +186,11 @@ static void __init of_cpu_clk_setup(struct device_node *node) for_each_node_by_type(dn, "cpu") ncpus++; - cpuclk = kzalloc(ncpus * sizeof(*cpuclk), GFP_KERNEL); + cpuclk = kcalloc(ncpus, sizeof(*cpuclk), GFP_KERNEL); if (WARN_ON(!cpuclk)) goto cpuclk_out; - clks = kzalloc(ncpus * sizeof(*clks), GFP_KERNEL); + clks = kcalloc(ncpus, sizeof(*clks), GFP_KERNEL); if (WARN_ON(!clks)) goto clks_out; -- 2.12.2
WARNING: multiple messages have this Message-ID (diff)
From: SF Markus Elfring <elfring@users.sourceforge.net> To: linux-clk@vger.kernel.org, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@codeaurora.org> Cc: LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org Subject: [PATCH 1/5] clk: mvebu: Use kcalloc() in of_cpu_clk_setup() Date: Wed, 19 Apr 2017 19:52:55 +0000 [thread overview] Message-ID: <9377530b-9b07-bfc6-848c-b0c1994e33f7@users.sourceforge.net> (raw) In-Reply-To: <8af5ccb0-f7c1-297c-2661-8ced61302c37@users.sourceforge.net> From: Markus Elfring <elfring@users.sourceforge.net> Date: Wed, 19 Apr 2017 20:15:21 +0200 Multiplications for the size determination of memory allocations indicated that array data structures should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- drivers/clk/mvebu/clk-cpu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c index 044892b6534d..072aa38374ce 100644 --- a/drivers/clk/mvebu/clk-cpu.c +++ b/drivers/clk/mvebu/clk-cpu.c @@ -186,11 +186,11 @@ static void __init of_cpu_clk_setup(struct device_node *node) for_each_node_by_type(dn, "cpu") ncpus++; - cpuclk = kzalloc(ncpus * sizeof(*cpuclk), GFP_KERNEL); + cpuclk = kcalloc(ncpus, sizeof(*cpuclk), GFP_KERNEL); if (WARN_ON(!cpuclk)) goto cpuclk_out; - clks = kzalloc(ncpus * sizeof(*clks), GFP_KERNEL); + clks = kcalloc(ncpus, sizeof(*clks), GFP_KERNEL); if (WARN_ON(!clks)) goto clks_out; -- 2.12.2
next prev parent reply other threads:[~2017-04-19 19:53 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-04-19 19:51 [PATCH 0/5] clk-mvebu: Fine-tuning for four function implementations SF Markus Elfring 2017-04-19 19:51 ` SF Markus Elfring 2017-04-19 19:52 ` SF Markus Elfring [this message] 2017-04-19 19:52 ` [PATCH 1/5] clk: mvebu: Use kcalloc() in of_cpu_clk_setup() SF Markus Elfring 2017-04-22 2:49 ` Stephen Boyd 2017-04-22 2:49 ` Stephen Boyd 2017-04-19 19:54 ` [PATCH 2/5] clk: mvebu: Adjust two checks for null pointers " SF Markus Elfring 2017-04-19 19:54 ` SF Markus Elfring 2017-04-19 19:55 ` [PATCH 3/5] clk: mvebu: Use kcalloc() in two functions SF Markus Elfring 2017-04-19 19:55 ` SF Markus Elfring 2017-04-22 2:49 ` Stephen Boyd 2017-04-22 2:49 ` Stephen Boyd 2017-04-19 19:56 ` [PATCH 4/5] clk: mvebu: Adjust two checks for null pointers in kirkwood_fix_sscg_deviation() SF Markus Elfring 2017-04-19 19:56 ` SF Markus Elfring 2017-04-19 19:57 ` [PATCH 5/5] clk: mvebu: Delete an unnecessary variable initialisation " SF Markus Elfring 2017-04-19 19:57 ` [PATCH 5/5] clk: mvebu: Delete an unnecessary variable initialisation in kirkwood_fix_sscg_deviation SF Markus Elfring
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