staging: vt6656: sparse fixes: iwctl_siwgenie use memcpy.

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extra is in kernel space replace copy_from_user with
memcpy with no need to error check.

We already know that extra is valid by error checking
on wrq->length.

sparse warning
iwctl.c:1567:53: warning: incorrect type in argument 2 (different address spaces)
iwctl.c:1567:53:    expected void const [noderef] <asn:1>*from
iwctl.c:1567:53:    got char *extra

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Malcolm Priestley 2014-01-13 16:23:30 +00:00 • committed by Greg Kroah-Hartman

parent 86a362f160

commit 9010a286d9

1 changed files with 2 additions and 4 deletions

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drivers/staging/vt6656/iwctl.c

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