Re: [PATCH 7/8] net: seeq: replace kmalloc / memset(,0) with kzalloc
From: Robert Eshleman
Date: Wed Feb 27 2019 - 19:47:54 EST
On Tue, Feb 26, 2019 at 10:09:54PM -0800, Robert Eshleman wrote:
> This patch reduces a call to memset(,0) by replacing
> a kmalloc call with a kzalloc call.
>
> Signed-off-by: Robert Eshleman <bobbyeshleman@xxxxxxxxx>
> ---
> drivers/net/ethernet/seeq/ether3.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/seeq/ether3.c b/drivers/net/ethernet/seeq/ether3.c
> index d1bb73bf9914..7456cf08a48f 100644
> --- a/drivers/net/ethernet/seeq/ether3.c
> +++ b/drivers/net/ethernet/seeq/ether3.c
> @@ -223,7 +223,7 @@ ether3_addr(char *addr, struct expansion_card *ec)
> static int
> ether3_ramtest(struct net_device *dev, unsigned char byte)
> {
> - unsigned char *buffer = kmalloc(RX_END, GFP_KERNEL);
> + unsigned char *buffer = kzalloc(RX_END, GFP_KERNEL);
> int i,ret = 0;
> int max_errors = 4;
> int bad = -1;
> @@ -231,7 +231,6 @@ ether3_ramtest(struct net_device *dev, unsigned char byte)
> if (!buffer)
> return 1;
>
> - memset(buffer, byte, RX_END);
Byte is not zero, so the intent of this patch does not apply here.
Dropping this from the patch set in v2.
> ether3_setbuffer(dev, buffer_write, 0);
> ether3_writebuffer(dev, buffer, TX_END);
> ether3_setbuffer(dev, buffer_write, RX_START);
> --
> 2.20.1
>