xen: xenfs: privcmd: check put_user() return code

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put_user() may fail.  In this case propagate error code from
privcmd_ioctl_mmap_batch().

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

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Vasiliy Kulikov 2010-10-28 15:39:02 +04:00 • committed by Jeremy Fitzhardinge

parent 9387377eb7

commit 313e744121

1 changed files with 2 additions and 6 deletions

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drivers/xen/xenfs/privcmd.c

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