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Commit 6f02bfc4 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 

* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  firewire: ohci: fix DMA unmapping in an error path
  firewire: cdev: fix 32 bit userland on 64 bit kernel compat corner cases
parents a0b3447f a01e8360

drivers/firewire/core-cdev.c

+21 −3
Original line number Diff line number Diff line
@@ -216,15 +216,33 @@ struct inbound_phy_packet_event { 
	struct fw_cdev_event_phy_packet phy_packet;

};



static inline void __user *u64_to_uptr(__u64 value)

#ifdef CONFIG_COMPAT

static void __user *u64_to_uptr(u64 value)

{

	if (is_compat_task())

		return compat_ptr(value);

	else

		return (void __user *)(unsigned long)value;

}



static u64 uptr_to_u64(void __user *ptr)

{

	if (is_compat_task())

		return ptr_to_compat(ptr);

	else

		return (u64)(unsigned long)ptr;

}

#else

static inline void __user *u64_to_uptr(u64 value)

{

	return (void __user *)(unsigned long)value;

}



static inline __u64 uptr_to_u64(void __user *ptr)

static inline u64 uptr_to_u64(void __user *ptr)

{

	return (__u64)(unsigned long)ptr;

	return (u64)(unsigned long)ptr;

}

#endif /* CONFIG_COMPAT */



static int fw_device_op_open(struct inode *inode, struct file *file)

{

drivers/firewire/ohci.c

+7 −2
Original line number Diff line number Diff line
@@ -2179,8 +2179,13 @@ static int ohci_enable(struct fw_card *card, 
			ohci_driver_name, ohci)) {

		fw_error("Failed to allocate interrupt %d.\n", dev->irq);

		pci_disable_msi(dev);



		if (config_rom) {

			dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE,

				  ohci->config_rom, ohci->config_rom_bus);

					  ohci->next_config_rom,

					  ohci->next_config_rom_bus);

			ohci->next_config_rom = NULL;

		}

		return -EIO;

	}