10 files changed, 32 insertions, 50 deletions

diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index 9e0229f7e25f..f46e8438e0d2 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1423,7 +1423,7 @@ static void __init ccio_init_resources(struct ioc *ioc)
         struct resource *res = ioc->mmio_region;
         char *name = kmalloc(14, GFP_KERNEL);
 
-        sprintf(name, "GSC Bus [%d/]", ioc->hw_path);
+        snprintf(name, 14, "GSC Bus [%d/]", ioc->hw_path);
 
         ccio_init_resource(res, name, &ioc->ioc_regs->io_io_low);
         ccio_init_resource(res + 1, name, &ioc->ioc_regs->io_io_low_hv);
@@ -1557,12 +1557,11 @@ static int ccio_probe(struct parisc_device *dev)
         int i;
         struct ioc *ioc, **ioc_p = &ioc_list;
         
-        ioc = kmalloc(sizeof(struct ioc), GFP_KERNEL);
+        ioc = kzalloc(sizeof(struct ioc), GFP_KERNEL);
         if (ioc == NULL) {
                 printk(KERN_ERR MODULE_NAME ": memory allocation failure\n");
                 return 1;
         }
-        memset(ioc, 0, sizeof(struct ioc));
 
         ioc->name = dev->id.hversion == U2_IOA_RUNWAY ? "U2" : "UTurn";
 
@@ -1578,7 +1577,7 @@ static int ccio_probe(struct parisc_device *dev)
         ccio_ioc_init(ioc);
         ccio_init_resources(ioc);
         hppa_dma_ops = &ccio_ops;
-        dev->dev.platform_data = kmalloc(sizeof(struct pci_hba_data), GFP_KERNEL);
+        dev->dev.platform_data = kzalloc(sizeof(struct pci_hba_data), GFP_KERNEL);
 
         /* if this fails, no I/O cards will work, so may as well bug */
         BUG_ON(dev->dev.platform_data == NULL);
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 216d1d859326..3d1a7f98c676 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -989,14 +989,12 @@ static int __init dino_probe(struct parisc_device *dev)
 */
         }
 
-        dino_dev = kmalloc(sizeof(struct dino_device), GFP_KERNEL);
+        dino_dev = kzalloc(sizeof(struct dino_device), GFP_KERNEL);
         if (!dino_dev) {
                 printk("dino_init_chip - couldn't alloc dino_device\n");
                 return 1;
         }
 
-        memset(dino_dev, 0, sizeof(struct dino_device));
-
         dino_dev->hba.dev = dev;
         dino_dev->hba.base_addr = ioremap(hpa, 4096);
         dino_dev->hba.lmmio_space_offset = 0;   /* CPU addrs == bus addrs */
diff --git a/drivers/parisc/hppb.c b/drivers/parisc/hppb.c
index 5edf93f80757..07dc2b6d4e93 100644
--- a/drivers/parisc/hppb.c
+++ b/drivers/parisc/hppb.c
@@ -60,12 +60,11 @@ static int hppb_probe(struct parisc_device *dev)
         }
 
         if(card->hpa) {
-                card->next = kmalloc(sizeof(struct hppb_card), GFP_KERNEL);
+                card->next = kzalloc(sizeof(struct hppb_card), GFP_KERNEL);
                 if(!card->next) {
                         printk(KERN_ERR "HP-PB: Unable to allocate memory.\n");
                         return 1;
                 }
-                memset(card->next, '\0', sizeof(struct hppb_card));
                 card = card->next;
         }
         printk(KERN_INFO "Found GeckoBoa at 0x%lx\n", dev->hpa.start);
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 19657efa8dc3..8d7a36392eb8 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -873,28 +873,24 @@ void *iosapic_register(unsigned long hpa)
                 return NULL;
         }
 
-        isi = (struct iosapic_info *)kmalloc(sizeof(struct iosapic_info), GFP_KERNEL);
+        isi = (struct iosapic_info *)kzalloc(sizeof(struct iosapic_info), GFP_KERNEL);
         if (!isi) {
                 BUG();
                 return NULL;
         }
 
-        memset(isi, 0, sizeof(struct iosapic_info));
-
         isi->addr = ioremap(hpa, 4096);
         isi->isi_hpa = hpa;
         isi->isi_version = iosapic_rd_version(isi);
         isi->isi_num_vectors = IOSAPIC_IRDT_MAX_ENTRY(isi->isi_version) + 1;
 
         vip = isi->isi_vector = (struct vector_info *)
-                kmalloc(sizeof(struct vector_info) * isi->isi_num_vectors, GFP_KERNEL);
+                kzalloc(sizeof(struct vector_info) * isi->isi_num_vectors, GFP_KERNEL);
         if (vip == NULL) {
                 kfree(isi);
                 return NULL;
         }
 
-        memset(vip, 0, sizeof(struct vector_info) * isi->isi_num_vectors);
-
         for (cnt=0; cnt < isi->isi_num_vectors; cnt++, vip++) {
                 vip->irqline = (unsigned char) cnt;
                 vip->iosapic = isi;
diff --git a/drivers/parisc/lasi.c b/drivers/parisc/lasi.c
index 2b3ba1dcf332..d043a8a33511 100644
--- a/drivers/parisc/lasi.c
+++ b/drivers/parisc/lasi.c
@@ -170,7 +170,7 @@ lasi_init_chip(struct parisc_device *dev)
         struct gsc_irq gsc_irq;
         int ret;
 
-        lasi = kmalloc(sizeof(*lasi), GFP_KERNEL);
+        lasi = kzalloc(sizeof(*lasi), GFP_KERNEL);
         if (!lasi)
                 return -ENOMEM;
 
diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c
index cbae8c8963fa..e8a2a4a852f5 100644
--- a/drivers/parisc/lba_pci.c
+++ b/drivers/parisc/lba_pci.c
@@ -1565,7 +1565,7 @@ lba_driver_probe(struct parisc_device *dev)
         } else if (IS_MERCURY(dev) || IS_QUICKSILVER(dev)) {
                 func_class &= 0xff;
                 version = kmalloc(6, GFP_KERNEL);
-                sprintf(version,"TR%d.%d",(func_class >> 4),(func_class & 0xf));
+                snprintf(version, 6, "TR%d.%d",(func_class >> 4),(func_class & 0xf));
                 /* We could use one printk for both Elroy and Mercury,
                  * but for the mask for func_class.
                  */ 
@@ -1586,14 +1586,12 @@ lba_driver_probe(struct parisc_device *dev)
         **      have an IRT entry will get NULL back from iosapic code.
         */
         
-        lba_dev = kmalloc(sizeof(struct lba_device), GFP_KERNEL);
+        lba_dev = kzalloc(sizeof(struct lba_device), GFP_KERNEL);
         if (!lba_dev) {
                 printk(KERN_ERR "lba_init_chip - couldn't alloc lba_device\n");
                 return(1);
         }
 
-        memset(lba_dev, 0, sizeof(struct lba_device));
-
 
         /* ---------- First : initialize data we already have --------- */
 
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index c85653f315aa..52f265e97729 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -2064,14 +2064,13 @@ sba_driver_callback(struct parisc_device *dev)
         printk(KERN_INFO "%s found %s at 0x%lx\n",
                 MODULE_NAME, version, dev->hpa.start);
 
-        sba_dev = kmalloc(sizeof(struct sba_device), GFP_KERNEL);
+        sba_dev = kzalloc(sizeof(struct sba_device), GFP_KERNEL);
         if (!sba_dev) {
                 printk(KERN_ERR MODULE_NAME " - couldn't alloc sba_device\n");
                 return -ENOMEM;
         }
 
         parisc_set_drvdata(dev, sba_dev);
-        memset(sba_dev, 0, sizeof(struct sba_device));
 
         for(i=0; i<MAX_IOC; i++)
                 spin_lock_init(&(sba_dev->ioc[i].res_lock));
diff --git a/drivers/parisc/wax.c b/drivers/parisc/wax.c
index 17dce2adf7fe..813c2c24ab1e 100644
--- a/drivers/parisc/wax.c
+++ b/drivers/parisc/wax.c
@@ -76,7 +76,7 @@ wax_init_chip(struct parisc_device *dev)
         struct gsc_irq gsc_irq;
         int ret;
 
-        wax = kmalloc(sizeof(*wax), GFP_KERNEL);
+        wax = kzalloc(sizeof(*wax), GFP_KERNEL);
         if (!wax)
                 return -ENOMEM;
 
diff --git a/drivers/parport/parport_gsc.c b/drivers/parport/parport_gsc.c
index fde29a75f888..1de52d9febf9 100644
--- a/drivers/parport/parport_gsc.c
+++ b/drivers/parport/parport_gsc.c
@@ -249,7 +249,7 @@ struct parport *__devinit parport_gsc_probe_port (unsigned long base,
         struct parport tmp;
         struct parport *p = &tmp;
 
-        priv = kmalloc (sizeof (struct parport_gsc_private), GFP_KERNEL);
+        priv = kzalloc (sizeof (struct parport_gsc_private), GFP_KERNEL);
         if (!priv) {
                 printk (KERN_DEBUG "parport (0x%lx): no memory!\n", base);
                 return NULL;
diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c
index a7bcd17112c0..0339f5640a78 100644
--- a/drivers/video/console/sticore.c
+++ b/drivers/video/console/sticore.c
@@ -30,10 +30,11 @@
 
 #define STI_DRIVERVERSION "Version 0.9a"
 
-struct sti_struct *default_sti;
+struct sti_struct *default_sti __read_mostly;
 
-static int num_sti_roms;                          /* # of STI ROMS found */
-static struct sti_struct *sti_roms[MAX_STI_ROMS]; /* ptr to each sti_struct */
+/* number of STI ROMS found and their ptrs to each struct */
+static int num_sti_roms __read_mostly;
+static struct sti_struct *sti_roms[MAX_STI_ROMS] __read_mostly;
 
 
 /* The colour indices used by STI are
@@ -266,7 +267,7 @@ sti_rom_copy(unsigned long base, unsigned long count, void *dest)
 
 
 
-static char default_sti_path[21];
+static char default_sti_path[21] __read_mostly;
 
 #ifndef MODULE
 static int __init sti_setup(char *str)
@@ -414,10 +415,10 @@ sti_init_glob_cfg(struct sti_struct *sti,
         if (!sti->sti_mem_request)
                 sti->sti_mem_request = 256; /* STI default */
 
-        glob_cfg = kmalloc(sizeof(*sti->glob_cfg), GFP_KERNEL);
-        glob_cfg_ext = kmalloc(sizeof(*glob_cfg_ext), GFP_KERNEL);
-        save_addr = kmalloc(save_addr_size, GFP_KERNEL);
-        sti_mem_addr = kmalloc(sti->sti_mem_request, GFP_KERNEL);
+        glob_cfg = kzalloc(sizeof(*sti->glob_cfg), GFP_KERNEL);
+        glob_cfg_ext = kzalloc(sizeof(*glob_cfg_ext), GFP_KERNEL);
+        save_addr = kzalloc(save_addr_size, GFP_KERNEL);
+        sti_mem_addr = kzalloc(sti->sti_mem_request, GFP_KERNEL);
 
         if (!(glob_cfg && glob_cfg_ext && save_addr && sti_mem_addr)) {
                 kfree(glob_cfg);
@@ -427,11 +428,6 @@ sti_init_glob_cfg(struct sti_struct *sti,
                 return -ENOMEM;
         }
 
-        memset(glob_cfg, 0, sizeof(*glob_cfg));
-        memset(glob_cfg_ext, 0, sizeof(*glob_cfg_ext));
-        memset(save_addr, 0, save_addr_size);
-        memset(sti_mem_addr, 0, sti->sti_mem_request);
-
         glob_cfg->ext_ptr = STI_PTR(glob_cfg_ext);
         glob_cfg->save_addr = STI_PTR(save_addr);
         for (i=0; i<8; i++) {
@@ -502,9 +498,9 @@ sti_init_glob_cfg(struct sti_struct *sti,
 
 #ifdef CONFIG_FB
 struct sti_cooked_font * __init
-sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
+sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name)
 {
-        struct font_desc *fbfont;
+        const struct font_desc *fbfont;
         unsigned int size, bpc;
         void *dest;
         struct sti_rom_font *nf;
@@ -525,10 +521,9 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
         size = bpc * 256;
         size += sizeof(struct sti_rom_font);
 
-        nf = kmalloc(size, GFP_KERNEL);
+        nf = kzalloc(size, GFP_KERNEL);
         if (!nf)
                 return NULL;
-        memset(nf, 0, size);
 
         nf->first_char = 0;
         nf->last_char = 255;
@@ -544,7 +539,7 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
         dest += sizeof(struct sti_rom_font);
         memcpy(dest, fbfont->data, bpc*256);
 
-        cooked_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL);
+        cooked_font = kzalloc(sizeof(*cooked_font), GFP_KERNEL);
         if (!cooked_font) {
                 kfree(nf);
                 return NULL;
@@ -559,7 +554,7 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
 }
 #else
 struct sti_cooked_font * __init
-sti_select_fbfont(struct sti_cooked_rom *cooked_rom, char *fbfont_name)
+sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name)
 {
         return NULL;
 }
@@ -617,7 +612,7 @@ sti_cook_fonts(struct sti_cooked_rom *cooked_rom,
         struct sti_rom_font *raw_font, *font_start;
         struct sti_cooked_font *cooked_font;
         
-        cooked_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL);
+        cooked_font = kzalloc(sizeof(*cooked_font), GFP_KERNEL);
         if (!cooked_font)
                 return 0;
 
@@ -631,7 +626,7 @@ sti_cook_fonts(struct sti_cooked_rom *cooked_rom,
         while (raw_font->next_font) {
                 raw_font = ((void *)font_start) + (raw_font->next_font);
 
-                cooked_font->next_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL);
+                cooked_font->next_font = kzalloc(sizeof(*cooked_font), GFP_KERNEL);
                 if (!cooked_font->next_font)
                         return 1;
 
@@ -668,10 +663,9 @@ sti_bmode_font_raw(struct sti_cooked_font *f)
         unsigned char *n, *p, *q;
         int size = f->raw->bytes_per_char*256+sizeof(struct sti_rom_font);
         
-        n = kmalloc (4*size, GFP_KERNEL);
+        n = kzalloc (4*size, GFP_KERNEL);
         if (!n)
                 return NULL;
-        memset (n, 0, 4*size);
         p = n + 3;
         q = (unsigned char *)f->raw;
         while (size--) {
@@ -816,13 +810,12 @@ sti_try_rom_generic(unsigned long address, unsigned long hpa, struct pci_dev *pd
                 return NULL;
         }
         
-        sti = kmalloc(sizeof(*sti), GFP_KERNEL);
+        sti = kzalloc(sizeof(*sti), GFP_KERNEL);
         if (!sti) {
                 printk(KERN_ERR "Not enough memory !\n");
                 return NULL;
         }
 
-        memset(sti, 0, sizeof(*sti));
         spin_lock_init(&sti->lock);
 
 test_rom:
@@ -1035,7 +1028,7 @@ static struct parisc_driver pa_sti_driver = {
  * sti_init_roms() - detects all STI ROMs and stores them in sti_roms[]
  */
 
-static int sticore_initialized;
+static int sticore_initialized __read_mostly;
 
 static void __init sti_init_roms(void)
 {