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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-25 08:01:53 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-25 08:01:53 -0700
commit6ae26fa468533c86aaa6936fd366142fcf01386f (patch)
treee1b5df138d0a3775b6546f2437950eb4fd635d6a /drivers/char
parent6869ce1c145aaea9f9f8eb8623a261d316b0cd19 (diff)
parent5bdbc7dc2c07d507b41bffdadc2c8cc13b2d4326 (diff)
Merge branch 'agp-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/agp-2.6
* 'agp-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/agp-2.6: agp: balance ioremap checks agp: Add device id for P4M900 to via-agp module efficeon-agp leaks 'struct agp_bridge_data' in error paths of agp_efficeon_probe()
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/agp/amd-k7-agp.c2
-rw-r--r--drivers/char/agp/ati-agp.c3
-rw-r--r--drivers/char/agp/efficeon-agp.c2
-rw-r--r--drivers/char/agp/hp-agp.c1
-rw-r--r--drivers/char/agp/i460-agp.c4
-rw-r--r--drivers/char/agp/intel-agp.c14
-rw-r--r--drivers/char/agp/nvidia-agp.c3
-rw-r--r--drivers/char/agp/via-agp.c5
8 files changed, 29 insertions, 5 deletions
diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c
index df0ddf14b85..f60bca70d1f 100644
--- a/drivers/char/agp/amd-k7-agp.c
+++ b/drivers/char/agp/amd-k7-agp.c
@@ -223,6 +223,8 @@ static int amd_irongate_configure(void)
pci_read_config_dword(agp_bridge->dev, AMD_MMBASE, &temp);
temp = (temp & PCI_BASE_ADDRESS_MEM_MASK);
amd_irongate_private.registers = (volatile u8 __iomem *) ioremap(temp, 4096);
+ if (!amd_irongate_private.registers)
+ return -ENOMEM;
/* Write out the address of the gatt table */
writel(agp_bridge->gatt_bus_addr, amd_irongate_private.registers+AMD_ATTBASE);
diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c
index da7513d7b4e..2d46b713c8f 100644
--- a/drivers/char/agp/ati-agp.c
+++ b/drivers/char/agp/ati-agp.c
@@ -213,6 +213,9 @@ static int ati_configure(void)
temp = (temp & 0xfffff000);
ati_generic_private.registers = (volatile u8 __iomem *) ioremap(temp, 4096);
+ if (!ati_generic_private.registers)
+ return -ENOMEM;
+
if (is_r200())
pci_write_config_dword(agp_bridge->dev, ATI_RS100_IG_AGPMODE, 0x20000);
else
diff --git a/drivers/char/agp/efficeon-agp.c b/drivers/char/agp/efficeon-agp.c
index df8da726285..d78cd09186a 100644
--- a/drivers/char/agp/efficeon-agp.c
+++ b/drivers/char/agp/efficeon-agp.c
@@ -375,6 +375,7 @@ static int __devinit agp_efficeon_probe(struct pci_dev *pdev,
if (!r->start && r->end) {
if (pci_assign_resource(pdev, 0)) {
printk(KERN_ERR PFX "could not assign resource 0\n");
+ agp_put_bridge(bridge);
return -ENODEV;
}
}
@@ -386,6 +387,7 @@ static int __devinit agp_efficeon_probe(struct pci_dev *pdev,
*/
if (pci_enable_device(pdev)) {
printk(KERN_ERR PFX "Unable to Enable PCI device\n");
+ agp_put_bridge(bridge);
return -ENODEV;
}
diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c
index bcdb149c817..313a133a117 100644
--- a/drivers/char/agp/hp-agp.c
+++ b/drivers/char/agp/hp-agp.c
@@ -221,6 +221,7 @@ hp_zx1_lba_init (u64 hpa)
if (cap != PCI_CAP_ID_AGP) {
printk(KERN_ERR PFX "Invalid capability ID 0x%02x at 0x%x\n",
cap, hp->lba_cap_offset);
+ iounmap(hp->lba_regs);
return -ENODEV;
}
diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c
index 53354bf83af..75d2aca6353 100644
--- a/drivers/char/agp/i460-agp.c
+++ b/drivers/char/agp/i460-agp.c
@@ -249,6 +249,10 @@ static int i460_create_gatt_table (struct agp_bridge_data *bridge)
num_entries = A_SIZE_8(temp)->num_entries;
i460.gatt = ioremap(INTEL_I460_ATTBASE, PAGE_SIZE << page_order);
+ if (!i460.gatt) {
+ printk(KERN_ERR PFX "ioremap failed\n");
+ return -ENOMEM;
+ }
/* These are no good, the should be removed from the agp_bridge strucure... */
agp_bridge->gatt_table_real = NULL;
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 294cdbf4d44..2c9ca2c6462 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -930,8 +930,10 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge)
temp &= 0xfff80000;
intel_private.registers = ioremap(temp,128 * 4096);
- if (!intel_private.registers)
+ if (!intel_private.registers) {
+ iounmap(intel_private.gtt);
return -ENOMEM;
+ }
temp = readl(intel_private.registers+I810_PGETBL_CTL) & 0xfffff000;
global_cache_flush(); /* FIXME: ? */
@@ -985,13 +987,15 @@ static int intel_i965_create_gatt_table(struct agp_bridge_data *bridge)
temp &= 0xfff00000;
intel_private.gtt = ioremap((temp + (512 * 1024)) , 512 * 1024);
- if (!intel_private.gtt)
- return -ENOMEM;
+ if (!intel_private.gtt)
+ return -ENOMEM;
intel_private.registers = ioremap(temp,128 * 4096);
- if (!intel_private.registers)
- return -ENOMEM;
+ if (!intel_private.registers) {
+ iounmap(intel_private.gtt);
+ return -ENOMEM;
+ }
temp = readl(intel_private.registers+I810_PGETBL_CTL) & 0xfffff000;
global_cache_flush(); /* FIXME: ? */
diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index 6cd7373dcdf..225ed2a53d4 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -157,6 +157,9 @@ static int nvidia_configure(void)
nvidia_private.aperture =
(volatile u32 __iomem *) ioremap(apbase, 33 * PAGE_SIZE);
+ if (!nvidia_private.aperture)
+ return -ENOMEM;
+
return 0;
}
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index 9aaf401a897..0ecc54d327b 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -399,6 +399,11 @@ static struct agp_device_ids via_agp_device_ids[] __devinitdata =
.device_id = PCI_DEVICE_ID_VIA_P4M890,
.chipset_name = "P4M890",
},
+ /* P4M900 */
+ {
+ .device_id = PCI_DEVICE_ID_VIA_VT3364,
+ .chipset_name = "P4M900",
+ },
{ }, /* dummy final entry, always present */
};