[MTD] replace kmalloc+memset with kzalloc

Signed-off-by: Yan Burman <yan_952@hotmail.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

9 files changed, 10 insertions, 25 deletions

diff --git a/drivers/mtd/maps/ceiva.c b/drivers/mtd/maps/ceiva.c
index 0402c21e291d..629e6e2641a8 100644
--- a/drivers/mtd/maps/ceiva.c
+++ b/drivers/mtd/maps/ceiva.c
@@ -122,10 +122,9 @@ static int __init clps_setup_mtd(struct clps_info *clps, int nr, struct mtd_info
 	/*
 	 * Allocate the map_info structs in one go.
 	 */
-	maps = kmalloc(sizeof(struct map_info) * nr, GFP_KERNEL);
+	maps = kzalloc(sizeof(struct map_info) * nr, GFP_KERNEL);
 	if (!maps)
 		return -ENOMEM;
-	memset(maps, 0, sizeof(struct map_info) * nr);
 	/*
 	 * Claim and then map the memory regions.
 	 */
diff --git a/drivers/mtd/maps/integrator-flash.c b/drivers/mtd/maps/integrator-flash.c
index c8db01b3e45f..6946d802e6f6 100644
--- a/drivers/mtd/maps/integrator-flash.c
+++ b/drivers/mtd/maps/integrator-flash.c
@@ -75,14 +75,12 @@ static int armflash_probe(struct platform_device *dev)
 	int err;
 	void __iomem *base;
 
-	info = kmalloc(sizeof(struct armflash_info), GFP_KERNEL);
+	info = kzalloc(sizeof(struct armflash_info), GFP_KERNEL);
 	if (!info) {
 		err = -ENOMEM;
 		goto out;
 	}
 
-	memset(info, 0, sizeof(struct armflash_info));
-
 	info->plat = plat;
 	if (plat && plat->init) {
 		err = plat->init();
diff --git a/drivers/mtd/maps/omap_nor.c b/drivers/mtd/maps/omap_nor.c
index 418afffb2d80..e8d9ae535673 100644
--- a/drivers/mtd/maps/omap_nor.c
+++ b/drivers/mtd/maps/omap_nor.c
@@ -78,12 +78,10 @@ static int __devinit omapflash_probe(struct platform_device *pdev)
 	struct resource *res = pdev->resource;
 	unsigned long size = res->end - res->start + 1;
 
-	info = kmalloc(sizeof(struct omapflash_info), GFP_KERNEL);
+	info = kzalloc(sizeof(struct omapflash_info), GFP_KERNEL);
 	if (!info)
 		return -ENOMEM;
 
-	memset(info, 0, sizeof(struct omapflash_info));
-
 	if (!request_mem_region(res->start, size, "flash")) {
 		err = -EBUSY;
 		goto out_free_info;
diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index 995347b1beba..eaeb56a4070a 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -735,11 +735,10 @@ static int pcmciamtd_probe(struct pcmcia_device *link)
 	struct pcmciamtd_dev *dev;
 
 	/* Create new memory card device */
-	dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 	if (!dev) return -ENOMEM;
 	DEBUG(1, "dev=0x%p", dev);
 
-	memset(dev, 0, sizeof(*dev));
 	dev->p_dev = link;
 	link->priv = dev;
 
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index bb67c505b1a5..28c5ffd75233 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -92,12 +92,11 @@ static int physmap_flash_probe(struct platform_device *dev)
 	    (unsigned long long)(dev->resource->end - dev->resource->start + 1),
 	    (unsigned long long)dev->resource->start);
 
-	info = kmalloc(sizeof(struct physmap_flash_info), GFP_KERNEL);
+	info = kzalloc(sizeof(struct physmap_flash_info), GFP_KERNEL);
 	if (info == NULL) {
 		err = -ENOMEM;
 		goto err_out;
 	}
-	memset(info, 0, sizeof(*info));
 
 	platform_set_drvdata(dev, info);
 
diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c
index 5d3c75451ca2..2b6504ecbbd1 100644
--- a/drivers/mtd/maps/plat-ram.c
+++ b/drivers/mtd/maps/plat-ram.c
@@ -147,14 +147,13 @@ static int platram_probe(struct platform_device *pdev)
 
 	pdata = pdev->dev.platform_data;
 
-	info = kmalloc(sizeof(*info), GFP_KERNEL);
+	info = kzalloc(sizeof(*info), GFP_KERNEL);
 	if (info == NULL) {
 		dev_err(&pdev->dev, "no memory for flash info\n");
 		err = -ENOMEM;
 		goto exit_error;
 	}
 
-	memset(info, 0, sizeof(*info));
 	platform_set_drvdata(pdev, info);
 
 	info->dev = &pdev->dev;
diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index 950bf1c57841..f904e6bd02e0 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -273,14 +273,12 @@ sa1100_setup_mtd(struct platform_device *pdev, struct flash_platform_data *plat)
 	/*
 	 * Allocate the map_info structs in one go.
 	 */
-	info = kmalloc(size, GFP_KERNEL);
+	info = kzalloc(size, GFP_KERNEL);
 	if (!info) {
 		ret = -ENOMEM;
 		goto out;
 	}
 
-	memset(info, 0, size);
-
 	if (plat->init) {
 		ret = plat->init();
 		if (ret)
diff --git a/drivers/mtd/maps/tqm834x.c b/drivers/mtd/maps/tqm834x.c
index 58e5912bd381..9adc970e55e6 100644
--- a/drivers/mtd/maps/tqm834x.c
+++ b/drivers/mtd/maps/tqm834x.c
@@ -132,20 +132,16 @@ static int __init init_tqm834x_mtd(void)
 
 		pr_debug("%s: chip probing count %d\n", __FUNCTION__, idx);
 
-		map_banks[idx] =
-			(struct map_info *)kmalloc(sizeof(struct map_info),
-						   GFP_KERNEL);
+		map_banks[idx] = kzalloc(sizeof(struct map_info), GFP_KERNEL);
 		if (map_banks[idx] == NULL) {
 			ret = -ENOMEM;
 			goto error_mem;
 		}
-		memset((void *)map_banks[idx], 0, sizeof(struct map_info));
-		map_banks[idx]->name = (char *)kmalloc(16, GFP_KERNEL);
+		map_banks[idx]->name = kzalloc(16, GFP_KERNEL);
 		if (map_banks[idx]->name == NULL) {
 			ret = -ENOMEM;
 			goto error_mem;
 		}
-		memset((void *)map_banks[idx]->name, 0, 16);
 
 		sprintf(map_banks[idx]->name, "TQM834x-%d", idx);
 		map_banks[idx]->size = flash_size;
diff --git a/drivers/mtd/maps/tqm8xxl.c b/drivers/mtd/maps/tqm8xxl.c
index 19578ba84ee8..37e4ded9b600 100644
--- a/drivers/mtd/maps/tqm8xxl.c
+++ b/drivers/mtd/maps/tqm8xxl.c
@@ -134,14 +134,13 @@ int __init init_tqm_mtd(void)
 
 		printk(KERN_INFO "%s: chip probing count %d\n", __FUNCTION__, idx);
 
-		map_banks[idx] = (struct map_info *)kmalloc(sizeof(struct map_info), GFP_KERNEL);
+		map_banks[idx] = kzalloc(sizeof(struct map_info), GFP_KERNEL);
 		if(map_banks[idx] == NULL) {
 			ret = -ENOMEM;
 			/* FIXME: What if some MTD devices were probed already? */
 			goto error_mem;
 		}
 
-		memset((void *)map_banks[idx], 0, sizeof(struct map_info));
 		map_banks[idx]->name = (char *)kmalloc(16, GFP_KERNEL);
 
 		if (!map_banks[idx]->name) {