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path: root/drivers/mtd/devices
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Diffstat (limited to 'drivers/mtd/devices')
-rw-r--r--drivers/mtd/devices/block2mtd.c3
-rw-r--r--drivers/mtd/devices/ms02-nv.c18
-rw-r--r--drivers/mtd/devices/phram.c4
-rw-r--r--drivers/mtd/devices/slram.c7
4 files changed, 10 insertions, 22 deletions
diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index 401c6a294ba..6d917a4daa9 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -295,10 +295,9 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size)
if (!devname)
return NULL;
- dev = kmalloc(sizeof(struct block2mtd_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct block2mtd_dev), GFP_KERNEL);
if (!dev)
return NULL;
- memset(dev, 0, sizeof(*dev));
/* Get a handle on the device */
bdev = open_bdev_excl(devname, O_RDWR, NULL);
diff --git a/drivers/mtd/devices/ms02-nv.c b/drivers/mtd/devices/ms02-nv.c
index 08dfb899b27..9cff119a202 100644
--- a/drivers/mtd/devices/ms02-nv.c
+++ b/drivers/mtd/devices/ms02-nv.c
@@ -131,11 +131,10 @@ static int __init ms02nv_init_one(ulong addr)
int ret = -ENODEV;
/* The module decodes 8MiB of address space. */
- mod_res = kmalloc(sizeof(*mod_res), GFP_KERNEL);
+ mod_res = kzalloc(sizeof(*mod_res), GFP_KERNEL);
if (!mod_res)
return -ENOMEM;
- memset(mod_res, 0, sizeof(*mod_res));
mod_res->name = ms02nv_name;
mod_res->start = addr;
mod_res->end = addr + MS02NV_SLOT_SIZE - 1;
@@ -153,24 +152,21 @@ static int __init ms02nv_init_one(ulong addr)
}
ret = -ENOMEM;
- mtd = kmalloc(sizeof(*mtd), GFP_KERNEL);
+ mtd = kzalloc(sizeof(*mtd), GFP_KERNEL);
if (!mtd)
goto err_out_mod_res_rel;
- memset(mtd, 0, sizeof(*mtd));
- mp = kmalloc(sizeof(*mp), GFP_KERNEL);
+ mp = kzalloc(sizeof(*mp), GFP_KERNEL);
if (!mp)
goto err_out_mtd;
- memset(mp, 0, sizeof(*mp));
mtd->priv = mp;
mp->resource.module = mod_res;
/* Firmware's diagnostic NVRAM area. */
- diag_res = kmalloc(sizeof(*diag_res), GFP_KERNEL);
+ diag_res = kzalloc(sizeof(*diag_res), GFP_KERNEL);
if (!diag_res)
goto err_out_mp;
- memset(diag_res, 0, sizeof(*diag_res));
diag_res->name = ms02nv_res_diag_ram;
diag_res->start = addr;
diag_res->end = addr + MS02NV_RAM - 1;
@@ -180,11 +176,10 @@ static int __init ms02nv_init_one(ulong addr)
mp->resource.diag_ram = diag_res;
/* User-available general-purpose NVRAM area. */
- user_res = kmalloc(sizeof(*user_res), GFP_KERNEL);
+ user_res = kzalloc(sizeof(*user_res), GFP_KERNEL);
if (!user_res)
goto err_out_diag_res;
- memset(user_res, 0, sizeof(*user_res));
user_res->name = ms02nv_res_user_ram;
user_res->start = addr + MS02NV_RAM;
user_res->end = addr + size - 1;
@@ -194,11 +189,10 @@ static int __init ms02nv_init_one(ulong addr)
mp->resource.user_ram = user_res;
/* Control and status register. */
- csr_res = kmalloc(sizeof(*csr_res), GFP_KERNEL);
+ csr_res = kzalloc(sizeof(*csr_res), GFP_KERNEL);
if (!csr_res)
goto err_out_user_res;
- memset(csr_res, 0, sizeof(*csr_res));
csr_res->name = ms02nv_res_csr;
csr_res->start = addr + MS02NV_CSR;
csr_res->end = addr + MS02NV_CSR + 3;
diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
index 6c7337f9ebb..56cc1ca7ffd 100644
--- a/drivers/mtd/devices/phram.c
+++ b/drivers/mtd/devices/phram.c
@@ -126,12 +126,10 @@ static int register_device(char *name, unsigned long start, unsigned long len)
struct phram_mtd_list *new;
int ret = -ENOMEM;
- new = kmalloc(sizeof(*new), GFP_KERNEL);
+ new = kzalloc(sizeof(*new), GFP_KERNEL);
if (!new)
goto out0;
- memset(new, 0, sizeof(*new));
-
ret = -EIO;
new->mtd.priv = ioremap(start, len);
if (!new->mtd.priv) {
diff --git a/drivers/mtd/devices/slram.c b/drivers/mtd/devices/slram.c
index 542a0c00900..5f49248a485 100644
--- a/drivers/mtd/devices/slram.c
+++ b/drivers/mtd/devices/slram.c
@@ -168,19 +168,16 @@ static int register_device(char *name, unsigned long start, unsigned long length
E("slram: Cannot allocate new MTD device.\n");
return(-ENOMEM);
}
- (*curmtd)->mtdinfo = kmalloc(sizeof(struct mtd_info), GFP_KERNEL);
+ (*curmtd)->mtdinfo = kzalloc(sizeof(struct mtd_info), GFP_KERNEL);
(*curmtd)->next = NULL;
if ((*curmtd)->mtdinfo) {
- memset((char *)(*curmtd)->mtdinfo, 0, sizeof(struct mtd_info));
(*curmtd)->mtdinfo->priv =
- kmalloc(sizeof(slram_priv_t), GFP_KERNEL);
+ kzalloc(sizeof(slram_priv_t), GFP_KERNEL);
if (!(*curmtd)->mtdinfo->priv) {
kfree((*curmtd)->mtdinfo);
(*curmtd)->mtdinfo = NULL;
- } else {
- memset((*curmtd)->mtdinfo->priv,0,sizeof(slram_priv_t));
}
}