asm-generic: make get_user() clear the destination on errors
both for access_ok() failures and for faults halfway through
Cc: stable@vger.kernel.org
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
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both for access_ok() failures and for faults halfway through
Cc: stable@vger.kernel.org
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>