xen/privcmd: return -EFAULT on error

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__copy_to_user() returns the number of bytes remaining to be copied but
we want to return a negative error code here.

Acked-by: Andres Lagar-Cavilla <andres@lagarcavilla.org>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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Dan Carpenter 2012-09-08 12:57:35 +03:00 • committed by Konrad Rzeszutek Wilk

parent 1714df7f2c

commit 9d2be92871

1 changed files with 4 additions and 1 deletions

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drivers/xen/privcmd.c

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