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Groups > linux.kernel > #1202422 > unrolled thread

[PATCH 00/31] use kmemdup rather than duplicating its implementation

Started byAndrzej Hajda <a.hajda@samsung.com>
First post2015-08-07 10:10 +0200
Last post2015-08-07 11:00 +0200
Articles 4 on this page of 24 — 8 participants

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  [PATCH 00/31] use kmemdup rather than duplicating its implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:10 +0200
    [PATCH 31/31] sound/soc: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:10 +0200
    [PATCH 08/31] arch/x86/intel-mid: use kmemdup rather than duplicating  its implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:10 +0200
    [PATCH 25/31] fs/ubifs: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:10 +0200
      Re: [PATCH 25/31] fs/ubifs: use kmemdup rather than duplicating its implementation Richard Weinberger <richard.weinberger@gmail.com> - 2015-08-08 11:20 +0200
      Re: [PATCH 25/31] fs/ubifs: use kmemdup rather than duplicating its  implementation Artem Bityutskiy <dedekind1@gmail.com> - 2015-08-10 10:20 +0200
    [PATCH 03/31] arch/m68k/bootinfo: use kmemdup rather than duplicating  its implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
      Re: [PATCH 03/31] arch/m68k/bootinfo: use kmemdup rather than  duplicating its implementation Geert Uytterhoeven <geert@linux-m68k.org> - 2015-08-07 12:30 +0200
    [PATCH 06/31] arch/powerpc/pseries: use kmemdup rather than  duplicating its implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
      Re: [PATCH 06/31] arch/powerpc/pseries: use kmemdup rather than duplicating  its implementation Nathan Fontenot <nfont@linux.vnet.ibm.com> - 2015-08-07 21:50 +0200
    [PATCH 22/31] fs/ntfs: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
    [PATCH 04/31] arch/mips/bcm47xx: use kmemdup rather than duplicating  its implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
      Re: [PATCH 04/31] arch/mips/bcm47xx: use kmemdup rather than duplicating  its implementation Hauke Mehrtens <hauke@hauke-m.de> - 2015-08-09 22:20 +0200
    [PATCH 14/31] message/fusion: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
    [PATCH 12/31] drm/amdgpu: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
    [PATCH 15/31] misc/vmw_vmci: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
    [PATCH 17/31] scsi/aacraid: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
    [PATCH 18/31] scsi/aic7xxx: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
    [PATCH 05/31] arch/powerpc/nvram: use kmemdup rather than duplicating  its implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
      Re: [PATCH 05/31] arch/powerpc/nvram: use kmemdup rather than duplicating  its implementation Nathan Fontenot <nfont@linux.vnet.ibm.com> - 2015-08-07 21:50 +0200
    [PATCH 10/31] clk/mmp: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
      Re: [PATCH 10/31] clk/mmp: use kmemdup rather than duplicating its  implementation Stephen Boyd <sboyd@codeaurora.org> - 2015-08-08 00:20 +0200
    [PATCH 11/31] cpufreq/sfi: use kmemdup rather than duplicating its  implementation Andrzej Hajda <a.hajda@samsung.com> - 2015-08-07 10:20 +0200
      Re: [PATCH 11/31] cpufreq/sfi: use kmemdup rather than duplicating  its implementation Viresh Kumar <viresh.kumar@linaro.org> - 2015-08-07 11:00 +0200

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#1202438 — [PATCH 10/31] clk/mmp: use kmemdup rather than duplicating its implementation

FromAndrzej Hajda <a.hajda@samsung.com>
Date2015-08-07 10:20 +0200
Subject[PATCH 10/31] clk/mmp: use kmemdup rather than duplicating its implementation
Message-ID<pUL2G-2d0-29@gated-at.bofh.it>
In reply to#1202422
The patch was generated using fixed coccinelle semantic patch
scripts/coccinelle/api/memdup.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2014320

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/clk/mmp/clk-mix.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/mmp/clk-mix.c b/drivers/clk/mmp/clk-mix.c
index 665cb67..3383410 100644
--- a/drivers/clk/mmp/clk-mix.c
+++ b/drivers/clk/mmp/clk-mix.c
@@ -469,20 +469,20 @@ struct clk *mmp_clk_register_mix(struct device *dev,
 	memcpy(&mix->reg_info, &config->reg_info, sizeof(config->reg_info));
 	if (config->table) {
 		table_bytes = sizeof(*config->table) * config->table_size;
-		mix->table = kzalloc(table_bytes, GFP_KERNEL);
+		mix->table = kmemdup(config->table, table_bytes, GFP_KERNEL);
 		if (!mix->table) {
 			pr_err("%s:%s: could not allocate mmp mix table\n",
 				__func__, name);
 			kfree(mix);
 			return ERR_PTR(-ENOMEM);
 		}
-		memcpy(mix->table, config->table, table_bytes);
 		mix->table_size = config->table_size;
 	}
 
 	if (config->mux_table) {
 		table_bytes = sizeof(u32) * num_parents;
-		mix->mux_table = kzalloc(table_bytes, GFP_KERNEL);
+		mix->mux_table = kmemdup(config->mux_table, table_bytes,
+					 GFP_KERNEL);
 		if (!mix->mux_table) {
 			pr_err("%s:%s: could not allocate mmp mix mux-table\n",
 				__func__, name);
@@ -490,7 +490,6 @@ struct clk *mmp_clk_register_mix(struct device *dev,
 			kfree(mix);
 			return ERR_PTR(-ENOMEM);
 		}
-		memcpy(mix->mux_table, config->mux_table, table_bytes);
 	}
 
 	mix->div_flags = config->div_flags;
-- 
1.9.1

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#1203053 — Re: [PATCH 10/31] clk/mmp: use kmemdup rather than duplicating its implementation

FromStephen Boyd <sboyd@codeaurora.org>
Date2015-08-08 00:20 +0200
SubjectRe: [PATCH 10/31] clk/mmp: use kmemdup rather than duplicating its implementation
Message-ID<pUY9A-4vn-7@gated-at.bofh.it>
In reply to#1202438
On 08/07, Andrzej Hajda wrote:
> The patch was generated using fixed coccinelle semantic patch
> scripts/coccinelle/api/memdup.cocci [1].
> 
> [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320
> 
> Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
> ---

Applied to clk-next

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#1202440 — [PATCH 11/31] cpufreq/sfi: use kmemdup rather than duplicating its implementation

FromAndrzej Hajda <a.hajda@samsung.com>
Date2015-08-07 10:20 +0200
Subject[PATCH 11/31] cpufreq/sfi: use kmemdup rather than duplicating its implementation
Message-ID<pUL2G-2d0-33@gated-at.bofh.it>
In reply to#1202422
The patch was generated using fixed coccinelle semantic patch
scripts/coccinelle/api/memdup.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2014320

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/cpufreq/sfi-cpufreq.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/cpufreq/sfi-cpufreq.c b/drivers/cpufreq/sfi-cpufreq.c
index ffa3389..992ce6f 100644
--- a/drivers/cpufreq/sfi-cpufreq.c
+++ b/drivers/cpufreq/sfi-cpufreq.c
@@ -45,12 +45,10 @@ static int sfi_parse_freq(struct sfi_table_header *table)
 	pentry = (struct sfi_freq_table_entry *)sb->pentry;
 	totallen = num_freq_table_entries * sizeof(*pentry);
 
-	sfi_cpufreq_array = kzalloc(totallen, GFP_KERNEL);
+	sfi_cpufreq_array = kmemdup(pentry, totallen, GFP_KERNEL);
 	if (!sfi_cpufreq_array)
 		return -ENOMEM;
 
-	memcpy(sfi_cpufreq_array, pentry, totallen);
-
 	return 0;
 }
 
-- 
1.9.1

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#1202467 — Re: [PATCH 11/31] cpufreq/sfi: use kmemdup rather than duplicating its implementation

FromViresh Kumar <viresh.kumar@linaro.org>
Date2015-08-07 11:00 +0200
SubjectRe: [PATCH 11/31] cpufreq/sfi: use kmemdup rather than duplicating its implementation
Message-ID<pULFn-2Wd-13@gated-at.bofh.it>
In reply to#1202440
On 07-08-15, 09:59, Andrzej Hajda wrote:
> The patch was generated using fixed coccinelle semantic patch
> scripts/coccinelle/api/memdup.cocci [1].
> 
> [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320
> 
> Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
> ---
>  drivers/cpufreq/sfi-cpufreq.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/cpufreq/sfi-cpufreq.c b/drivers/cpufreq/sfi-cpufreq.c
> index ffa3389..992ce6f 100644
> --- a/drivers/cpufreq/sfi-cpufreq.c
> +++ b/drivers/cpufreq/sfi-cpufreq.c
> @@ -45,12 +45,10 @@ static int sfi_parse_freq(struct sfi_table_header *table)
>  	pentry = (struct sfi_freq_table_entry *)sb->pentry;
>  	totallen = num_freq_table_entries * sizeof(*pentry);
>  
> -	sfi_cpufreq_array = kzalloc(totallen, GFP_KERNEL);
> +	sfi_cpufreq_array = kmemdup(pentry, totallen, GFP_KERNEL);
>  	if (!sfi_cpufreq_array)
>  		return -ENOMEM;
>  
> -	memcpy(sfi_cpufreq_array, pentry, totallen);
> -

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>

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