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| author |   Mariusz Kozlowski <m.kozlowski@tuxland.pl> | 2007-08-10 14:50:50 -0700 |
|---|---|---|
| committer |   James Bottomley <jejb@mulgrave.localdomain> | 2007-10-12 14:47:10 -0400 |
| commit | d7383a234626b58dc6bc210ed806a6911c1f44e1 (patch) | |
| tree | 82e2f35be691a980a88d6fe20f285811bd8d3eb7 /drivers/message/fusion | |
| parent | [SCSI] mpt fusion: Use menuconfig objects (diff) | |
| download | linux-dev-d7383a234626b58dc6bc210ed806a6911c1f44e1.tar.xz linux-dev-d7383a234626b58dc6bc210ed806a6911c1f44e1.zip | |
[SCSI] mpt fusion: mostly kmalloc + memset conversion to kzalloc
This patch does kmalloc + memset conversion to kzalloc anSigned-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
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 <m.kozlowski@tuxland.pl>
Acked-by: "Moore, Eric Dean" <Eric.Moore@lsil.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/message/fusion')
| -rw-r--r-- | 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 b9618f4e3ab6..12dfa2e84f0f 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; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |