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staging: comedi: fix cast warning in comedi_compat32.c

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This patch fixes the following sparse warning:

drivers/staging/comedi/comedi_compat32.c:205:16: warning: cast removes
address space of expression

Signed-off-by: Geliang Tang <geliangtang@163.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Geliang Tang 2015-06-22 23:33:42 +08:00 committed by Greg Kroah-Hartman
parent 58a06a2a64
commit 0f73490e20
1 changed files with 2 additions and 1 deletions
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drivers/staging/comedi/comedi_compat32.c
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@ -202,7 +202,8 @@ static int get_compat_cmd(struct comedi_cmd __user *cmd,
err |= __get_user(temp.uint, &cmd32->stop_arg);
err |= __put_user(temp.uint, &cmd->stop_arg);
err |= __get_user(temp.uptr, &cmd32->chanlist);
err |= __put_user(compat_ptr(temp.uptr), &cmd->chanlist);
err |= __put_user((unsigned int __force *)compat_ptr(temp.uptr),
&cmd->chanlist);
err |= __get_user(temp.uint, &cmd32->chanlist_len);
err |= __put_user(temp.uint, &cmd->chanlist_len);
err |= __get_user(temp.uptr, &cmd32->data);