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If sep_ioctl() is called from a process that does not own current transaction, it unlocks unheld sep->ioctl_mutex and returns -EACCES leaving sep->sep_mutex acquired. The patch fixes the mutex lock-unlock mismatch. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
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.. | ||
Kconfig | ||
Makefile | ||
sep_dev.h | ||
sep_driver_api.h | ||
sep_driver_config.h | ||
sep_driver_hw_defs.h | ||
sep_driver.c | ||
TODO |