Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d7383a234626b58dc6bc210ed806a6911c1f44e1
Commit: d7383a234626b58dc6bc210ed806a6911c1f44e1
Parent: 1d9a3d06511751f02d9767de3e4d28d4dafc63b3
Author: Mariusz Kozlowski <[EMAIL PROTECTED]>
AuthorDate: Fri Aug 10 14:50:50 2007 -0700
Committer: James Bottomley <[EMAIL PROTECTED]>
CommitDate: Fri Oct 12 14:47:10 2007 -0400
[SCSI] mpt fusion: mostly kmalloc + memset conversion to kzalloc
This patch does kmalloc + memset conversion to kzalloc anSigned-off-by:
Mariusz Kozlowski <[EMAIL PROTECTED]>
d simplifies mptctl_probe().
drivers/message/fusion/mptctl.c | 82092 -> 81884 (-208 bytes)
drivers/message/fusion/mptctl.o | 201784 -> 200648 (-1136 bytes)
Signed-off-by: Mariusz Kozlowski <[EMAIL PROTECTED]>
Acked-by: "Moore, Eric Dean" <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: James Bottomley <[EMAIL PROTECTED]>
---
drivers/message/fusion/mptctl.c | 36 ++++++++++++------------------------
1 files changed, 12 insertions(+), 24 deletions(-)
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index b9618f4..12dfa2e 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -977,10 +977,9 @@ kbuf_alloc_2_sgl(int bytes, u32 sgdir, int sge_offset, int
*frags,
* structures for the SG elements.
*/
i = MAX_SGL_BYTES / 8;
- buflist = kmalloc(i, GFP_USER);
- if (buflist == NULL)
+ buflist = kzalloc(i, GFP_USER);
+ if (!buflist)
return NULL;
- memset(buflist, 0, i);
buflist_ent = 0;
/* Allocate a single block of memory to store the sg elements and
@@ -1379,13 +1378,12 @@ mptctl_gettargetinfo (unsigned long arg)
* 15- 8: Bus Number
* 7- 0: Target ID
*/
- pmem = kmalloc(numBytes, GFP_KERNEL);
- if (pmem == NULL) {
+ pmem = kzalloc(numBytes, GFP_KERNEL);
+ if (!pmem) {
printk(KERN_ERR "%s::mptctl_gettargetinfo() @%d - no memory
available!\n",
__FILE__, __LINE__);
return -ENOMEM;
}
- memset(pmem, 0, numBytes);
pdata = (int *) pmem;
/* Get number of devices
@@ -1570,12 +1568,11 @@ mptctl_eventenable (unsigned long arg)
/* Have not yet allocated memory - do so now.
*/
int sz = MPTCTL_EVENT_LOG_SIZE * sizeof(MPT_IOCTL_EVENTS);
- ioc->events = kmalloc(sz, GFP_KERNEL);
- if (ioc->events == NULL) {
+ ioc->events = kzalloc(sz, GFP_KERNEL);
+ if (!ioc->events) {
printk(KERN_ERR MYNAM ": ERROR - Insufficient memory to
add adapter!\n");
return -ENOMEM;
}
- memset(ioc->events, 0, sz);
ioc->alloc_total += sz;
ioc->eventContext = 0;
@@ -2865,31 +2862,22 @@ static long compat_mpctl_ioctl(struct file *f, unsigned
int cmd, unsigned long a
static int
mptctl_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
- int err;
- int sz;
- u8 *mem;
+ MPT_IOCTL *mem;
MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
/*
* Allocate and inite a MPT_IOCTL structure
*/
- sz = sizeof (MPT_IOCTL);
- mem = kmalloc(sz, GFP_KERNEL);
- if (mem == NULL) {
- err = -ENOMEM;
- goto out_fail;
+ mem = kzalloc(sizeof(MPT_IOCTL), GFP_KERNEL);
+ if (!mem) {
+ mptctl_remove(pdev);
+ return -ENOMEM;
}
- memset(mem, 0, sz);
- ioc->ioctl = (MPT_IOCTL *) mem;
+ ioc->ioctl = mem;
ioc->ioctl->ioc = ioc;
mutex_init(&ioc->ioctl->ioctl_mutex);
return 0;
-
-out_fail:
-
- mptctl_remove(pdev);
- return err;
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-
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