diff --git a/drivers/mtd/lpddr/qinfo_probe.c b/drivers/mtd/lpddr/qinfo_probe.c
index 79bf40f48b753aaed5634e8240e8b38687f9b1e5..dbfe17baf0463a7e47325f2b228487e29e28391c 100644
--- a/drivers/mtd/lpddr/qinfo_probe.c
+++ b/drivers/mtd/lpddr/qinfo_probe.c
@@ -134,13 +134,12 @@ out:
static int lpddr_chip_setup(struct map_info *map, struct lpddr_private *lpddr)
{
- lpddr->qinfo = kmalloc(sizeof(struct qinfo_chip), GFP_KERNEL);
+ lpddr->qinfo = kzalloc(sizeof(struct qinfo_chip), GFP_KERNEL);
if (!lpddr->qinfo) {
printk(KERN_WARNING "%s: no memory for LPDDR qinfo structure\n",
map->name);
return 0;
}
- memset(lpddr->qinfo, 0, sizeof(struct qinfo_chip));
/* Get the ManuID */
lpddr->ManufactId = CMDVAL(map_read(map, map->pfow_base + PFOW_MANUFACTURER_ID));
@@ -185,13 +184,11 @@ static struct lpddr_private *lpddr_probe_chip(struct map_info *map)
lpddr.numchips = 1;
numvirtchips = lpddr.numchips * lpddr.qinfo->HWPartsNum;
- retlpddr = kmalloc(sizeof(struct lpddr_private) +
+ retlpddr = kzalloc(sizeof(struct lpddr_private) +
numvirtchips * sizeof(struct flchip), GFP_KERNEL);
if (!retlpddr)
return NULL;
- memset(retlpddr, 0, sizeof(struct lpddr_private) +
- numvirtchips * sizeof(struct flchip));
memcpy(retlpddr, &lpddr, sizeof(struct lpddr_private));
retlpddr->numchips = numvirtchips;
diff --git a/drivers/mtd/maps/ixp2000.c b/drivers/mtd/maps/ixp2000.c
index 1bdf0ee6d0b63cb4d4d8e7b396ac01cfb4ba22d9..9639d83a9d6c9303b123ba39a399f3c9594154c5 100644
--- a/drivers/mtd/maps/ixp2000.c
+++ b/drivers/mtd/maps/ixp2000.c
@@ -165,12 +165,11 @@ static int ixp2000_flash_probe(struct platform_device *dev)
return -EIO;
}
- info = kmalloc(sizeof(struct ixp2000_flash_info), GFP_KERNEL);
+ info = kzalloc(sizeof(struct ixp2000_flash_info), GFP_KERNEL);
if(!info) {
err = -ENOMEM;
goto Error;
}
- memset(info, 0, sizeof(struct ixp2000_flash_info));
platform_set_drvdata(dev, info);
diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c
index 7513d90fee6fcd33dfbd49dc35feb7461fce45e9..e0a5e0426ead49be256a455df91026427c950e97 100644
--- a/drivers/mtd/maps/ixp4xx.c
+++ b/drivers/mtd/maps/ixp4xx.c
@@ -196,12 +196,11 @@ static int ixp4xx_flash_probe(struct platform_device *dev)
return err;
}
- info = kmalloc(sizeof(struct ixp4xx_flash_info), GFP_KERNEL);
+ info = kzalloc(sizeof(struct ixp4xx_flash_info), GFP_KERNEL);
if(!info) {
err = -ENOMEM;
goto Error;
}
- memset(info, 0, sizeof(struct ixp4xx_flash_info));
platform_set_drvdata(dev, info);
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 91dc6331053f512fc881ee6b28376da93616c294..dd90880048cf3fe2f8d209ad654159565a5987e4 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -63,11 +63,10 @@ static int __init pxa2xx_flash_probe(struct platform_device *pdev)
if (!res)
return -ENODEV;
- info = kmalloc(sizeof(struct pxa2xx_flash_info), GFP_KERNEL);
+ info = kzalloc(sizeof(struct pxa2xx_flash_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
- memset(info, 0, sizeof(struct pxa2xx_flash_info));
info->map.name = (char *) flash->name;
info->map.bankwidth = flash->width;
info->map.phys = res->start;
diff --git a/drivers/mtd/tests/mtd_pagetest.c b/drivers/mtd/tests/mtd_pagetest.c
index 921a85df9196fafa08393da12ffb46407e8fb5d7..6bc1b8276c6270353a97a726ec3b999cfe9d7cbf 100644
--- a/drivers/mtd/tests/mtd_pagetest.c
+++ b/drivers/mtd/tests/mtd_pagetest.c
@@ -480,12 +480,11 @@ static int scan_for_bad_eraseblocks(void)
{
int i, bad = 0;
- bbt = kmalloc(ebcnt, GFP_KERNEL);
+ bbt = kzalloc(ebcnt, GFP_KERNEL);
if (!bbt) {
printk(PRINT_PREF "error: cannot allocate memory\n");
return -ENOMEM;
}
- memset(bbt, 0 , ebcnt);
printk(PRINT_PREF "scanning for bad eraseblocks\n");
for (i = 0; i < ebcnt; ++i) {
diff --git a/drivers/mtd/tests/mtd_readtest.c b/drivers/mtd/tests/mtd_readtest.c
index 7107fccbc7dec049b72585e1ab38a4f330145ea9..afe71aa15c4b4493c5e2c5d50946d71122c35b98 100644
--- a/drivers/mtd/tests/mtd_readtest.c
+++ b/drivers/mtd/tests/mtd_readtest.c
@@ -141,12 +141,11 @@ static int scan_for_bad_eraseblocks(void)
{
int i, bad = 0;
- bbt = kmalloc(ebcnt, GFP_KERNEL);
+ bbt = kzalloc(ebcnt, GFP_KERNEL);
if (!bbt) {
printk(PRINT_PREF "error: cannot allocate memory\n");
return -ENOMEM;
}
- memset(bbt, 0 , ebcnt);
/* NOR flash does not implement block_isbad */
if (mtd->block_isbad == NULL)
diff --git a/drivers/mtd/tests/mtd_speedtest.c b/drivers/mtd/tests/mtd_speedtest.c
index 56ca62bb96bf5e14e0a2a60a624717900b0033d7..161feeb7b8b9dc299c2adfcc0f1bd13c8134e273 100644
--- a/drivers/mtd/tests/mtd_speedtest.c
+++ b/drivers/mtd/tests/mtd_speedtest.c
@@ -295,12 +295,11 @@ static int scan_for_bad_eraseblocks(void)
{
int i, bad = 0;
- bbt = kmalloc(ebcnt, GFP_KERNEL);
+ bbt = kzalloc(ebcnt, GFP_KERNEL);
if (!bbt) {
printk(PRINT_PREF "error: cannot allocate memory\n");
return -ENOMEM;
}
- memset(bbt, 0 , ebcnt);
/* NOR flash does not implement block_isbad */
if (mtd->block_isbad == NULL)
diff --git a/drivers/mtd/tests/mtd_stresstest.c b/drivers/mtd/tests/mtd_stresstest.c
index 3854afec56d0575b65d00c824d898c2347d69529..531625fc9259cdd167f0ade4755cf1f71cdefaa2 100644
--- a/drivers/mtd/tests/mtd_stresstest.c
+++ b/drivers/mtd/tests/mtd_stresstest.c
@@ -221,12 +221,11 @@ static int scan_for_bad_eraseblocks(void)
{
int i, bad = 0;
- bbt = kmalloc(ebcnt, GFP_KERNEL);
+ bbt = kzalloc(ebcnt, GFP_KERNEL);
if (!bbt) {
printk(PRINT_PREF "error: cannot allocate memory\n");
return -ENOMEM;
}
- memset(bbt, 0 , ebcnt);
/* NOR flash does not implement block_isbad */
if (mtd->block_isbad == NULL)
diff --git a/drivers/mtd/tests/mtd_subpagetest.c b/drivers/mtd/tests/mtd_subpagetest.c
index 700237a3d120ecc2169a0329eedc42c8cf2cec0d..11204e8aab5f33bb4bcb51c150ab30e63139f8f2 100644
--- a/drivers/mtd/tests/mtd_subpagetest.c
+++ b/drivers/mtd/tests/mtd_subpagetest.c
@@ -354,12 +354,11 @@ static int scan_for_bad_eraseblocks(void)
{
int i, bad = 0;
- bbt = kmalloc(ebcnt, GFP_KERNEL);
+ bbt = kzalloc(ebcnt, GFP_KERNEL);
if (!bbt) {
printk(PRINT_PREF "error: cannot allocate memory\n");
return -ENOMEM;
}
- memset(bbt, 0 , ebcnt);
printk(PRINT_PREF "scanning for bad eraseblocks\n");
for (i = 0; i < ebcnt; ++i) {