Message ID | d8468294-dff0-f34c-bf16-bb04435d465c@users.sourceforge.net |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: SF Markus Elfring <elfring@users.sourceforge.net> Date: Thu, 8 Sep 2016 14:40:06 +0200 > From: Markus Elfring <elfring@users.sourceforge.net> > Date: Thu, 8 Sep 2016 14:20:17 +0200 > > * A multiplication for the size determination of a memory allocation > indicated that an array data structure should be processed. > Thus use the corresponding function "kmalloc_array". > > This issue was detected by using the Coccinelle software. > > * Replace the specification of a data structure by a pointer dereference > to make the corresponding size determination a bit safer according to > the Linux coding style convention. > > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Applied to net-next.
diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c index 6339efd..f2aaf9e 100644 --- a/drivers/atm/eni.c +++ b/drivers/atm/eni.c @@ -1845,8 +1845,9 @@ static int eni_start(struct atm_dev *dev) /* initialize memory management */ buffer_mem = eni_dev->mem - (buf - eni_dev->ram); eni_dev->free_list_size = buffer_mem/MID_MIN_BUF_SIZE/2; - eni_dev->free_list = kmalloc( - sizeof(struct eni_free)*(eni_dev->free_list_size+1),GFP_KERNEL); + eni_dev->free_list = kmalloc_array(eni_dev->free_list_size + 1, + sizeof(*eni_dev->free_list), + GFP_KERNEL); if (!eni_dev->free_list) { printk(KERN_ERR DEV_LABEL "(itf %d): couldn't get free page\n", dev->number);