Staging: heci: fix spinlock order mess of device_lock and read_io_lock

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In orginal code, the device_lock and read_io_lock is mess order when nested,
which may bring dead lock. This patch unify the spinlock order of device_lock
and read_io_lock. First acquire device_lock, then read_io_lock.

Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Dongxiao Xu 2009-05-31 14:43:42 +08:00 • committed by Greg Kroah-Hartman

parent 171df63819

commit 72abd22883

2 changed files with 16 additions and 3 deletions

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2

drivers/staging/heci/heci_main.c

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17

drivers/staging/heci/io_heci.c

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