This one is not right.
On Mon, Sep 09, 2013 at 03:01:28PM -0400, Lidza Louina wrote:
> This patch replaces kzalloc with kcalloc when using
> arrays. kcalloc is better suited for arrays because
> it has overflow protection.
>
> Reported-by: Dan Carpenter <dan.carpen...@oracle.com>
> Signed-off-by: Lidza Louina <lidza.lou...@gmail.com>
> ---
> drivers/staging/dgnc/dgnc_tty.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
> index 07b79be..18705f9 100644
> --- a/drivers/staging/dgnc/dgnc_tty.c
> +++ b/drivers/staging/dgnc/dgnc_tty.c
> @@ -222,12 +222,12 @@ int dgnc_tty_register(struct dgnc_board *brd)
> * The kernel wants space to store pointers to
> * tty_struct's and termios's.
> */
> - brd->SerialDriver.ttys = kzalloc(brd->maxports *
> sizeof(*brd->SerialDriver.ttys), GFP_KERNEL);
> + brd->SerialDriver.ttys = kcalloc(brd->SerialDriver.num, brd->maxports *
> sizeof(*brd->SerialDriver.ttys), GFP_KERNEL);
This should be:
brd->SerialDriver.ttys = kcalloc(brd->maxports,
sizeof(*brd->SerialDriver.ttys), GFP_KERNEL);
Btw, are you using vim with cscope set up?
make cscope
vim -t kcalloc
Move to the kmalloc_array() call and hit CTRL-]
regards,
dan carpenter
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