Re: [PATCH] qed: fix kzalloc-simple.cocci warnings

From: David Miller
Date: Mon Apr 24 2017 - 12:03:44 EST


From: kbuild test robot <fengguang.wu@xxxxxxxxx>
Date: Fri, 21 Apr 2017 08:20:07 +0800

> drivers/net/ethernet/qlogic/qed/qed_dcbx.c:1267:13-20: WARNING: kzalloc should be used for dcbx_info, instead of kmalloc/memset
>
>
> Use kzalloc rather than kmalloc followed by memset with 0
>
> This considers some simple cases that are common and easy to validate
> Note in particular that there are no ...s in the rule, so all of the
> matched code has to be contiguous
>
> Generated by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci
>
> CC: sudarsana.kalluru@xxxxxxxxxx <sudarsana.kalluru@xxxxxxxxxx>
> Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>

I intentionally let this change happen.

It was less risky than asking the submitter who introduced it to
make another respin to keep the kzalloc().