lightnvm: centralize permission check for lightnvm ioctl

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Currently all functions for handling the lightnvm core ioctl commands
do a check for CAP_SYS_ADMIN.

Change this to fail early in nvm_ctl_ioctl(), so we don't have to
duplicate the permission checks all over.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Johannes Thumshirn 2018-03-30 00:05:07 +02:00 • committed by Jens Axboe

parent a38c78d82d

commit 40f962d78a

1 changed files with 3 additions and 18 deletions

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drivers/lightnvm/core.c

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