On Thu, Sep 06, 2012 at 08:59:00AM +0200, Jiri Slaby wrote:
> On 09/06/2012 04:27 AM, Fengguang Wu wrote:
> > sizeof when applied to a pointer typed expression gives the
> > size of the pointer.
> > 
> > Generated by: scripts/coccinelle/misc/noderef.cocci
> > 
> > Signed-off-by: Fengguang Wu <[email protected]>
> > ---
> > 
> >  cocci-output-38612-39d907-serial_core.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > --- a/drivers/tty/serial/serial_core.c
> > +++ b/drivers/tty/serial/serial_core.c
> > @@ -640,7 +640,7 @@ static void uart_get_info(struct tty_por
> >  {
> >     struct uart_port *uport = state->uart_port;
> >  
> > -   memset(retinfo, 0, sizeof(retinfo));
> > +   memset(retinfo, 0, sizeof(*retinfo));
> 
> Hmm, what tree is this against? I have:

It's the tty:tty-next tree.

        git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next

> memset(&tmp, 0, sizeof(tmp));

Oh I didn't know it's a new bug introduced by commit

        commit 7ba2e769825fef035a943ed74d90379245508764
        Author:     Alan Cox <[email protected]>
        AuthorDate: Tue Sep 4 16:34:45 2012 +0100
        Commit:     Greg Kroah-Hartman <[email protected]>
        CommitDate: Wed Sep 5 13:11:03 2012 -0700

            tty: Split the serial_core helpers for setserial into two

Thanks,
Fengguang
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