telephony: fix return value
If copy_from_user fails, the return value gets overwritten. Signed-off-by:Nicolas Kaiser <nikai@nikai.net> Signed-off-by:
Jiri Kosina <jkosina@suse.cz>
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If copy_from_user fails, the return value gets overwritten. Signed-off-by:Nicolas Kaiser <nikai@nikai.net> Signed-off-by:
Jiri Kosina <jkosina@suse.cz>