On Tue, Aug 20, 2013 at 12:18:10AM -0400, Lidza Louina wrote:
> This patch fixes a warning associated with assigining
> a pointer in the dgnc_mbuf function.
> 
> Signed-off-by: Lidza Louina <lidza.lou...@gmail.com>
> ---
>  drivers/staging/dgnc/dgnc_driver.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/dgnc/dgnc_driver.c 
> b/drivers/staging/dgnc/dgnc_driver.c
> index e8de7a4..c46c0e3 100644
> --- a/drivers/staging/dgnc/dgnc_driver.c
> +++ b/drivers/staging/dgnc/dgnc_driver.c
> @@ -943,7 +943,7 @@ static void dgnc_mbuf(struct board_t *brd, const char 
> *fmt, ...) {
>  
>       memcpy(brd->msgbuf, buf, strlen(buf));
>       brd->msgbuf += strlen(buf);
> -     *brd->msgbuf = (char) NULL;
> +     brd->msgbuf = (char *) NULL;

This isn't correct and will cause a NULL dereference bug.  It should
be
        *brd->msgbuf = '\0';

Btw, could you include the warning message in the changelog.

regards,
dan carpenter

_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

Reply via email to