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3d4f9d76b0
linux/drivers/uio
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Eric W. Biederman 3d4f9d76b0 uio: Fix lack of locking in init_uio_class 
There is no locking in init_uio_class so multiple
drivers can race and create multiple uio classes.

Fix this by simplifying the code.   In particular always
register the uio class during module_init and make things
simpler.

Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Hans J. Koch <hjk@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-10-22 10:16:43 -07:00
..
Kconfig UIO: Remove SMX Cryptengine driver 2010-03-07 17:04:51 -08:00
Makefile UIO: Remove SMX Cryptengine driver 2010-03-07 17:04:51 -08:00
uio_aec.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
uio_cif.c uio: Remove IRQF_DISABLED flag from uio_cif.c 2010-08-05 13:53:33 -07:00
uio_netx.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
uio_pci_generic.c uio: do not use PCI resources before pci_enable_device() 2010-10-22 10:16:42 -07:00
uio_pdrv_genirq.c uio: Remove IRQF_DISABLED flag from uio_pdrv_genirq.c 2010-08-05 13:53:33 -07:00
uio_pdrv.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
uio_sercos3.c uio: Remove IRQF_DISABLED from uio_sercos3.c 2010-08-05 13:53:33 -07:00
uio.c uio: Fix lack of locking in init_uio_class 2010-10-22 10:16:43 -07:00