Quoting Tiezhu Yang (2020-05-28 23:44:20) > On 05/29/2020 12:31 PM, Stephen Boyd wrote: > > Quoting Tiezhu Yang (2020-05-28 21:02:05) > > I think you didn't understand my question. I'm asking where is this > > patch applied to the kernel and what commit is it? I don't see it in the > > clk tree. > > Sorry for that, actually I do not quite understand what you mean. > > In my opinion, after the following commit, when devm_ioremap_resource() > is called in hisi_reset_init(), hisi_reset_init() still returns NULL and > it only returns > -ENOMEM when call hisi_reset_init() failed, I think it may returns > -EINVAL, -EBUSY > or -ENOMEM if failed, this is what I want to fix. > > "reset: hisilicon: fix potential NULL pointer dereference" > https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git/commit/drivers/clk/hisilicon/reset.c?h=clk-next&id=e9a2310fb689151166df7fd9971093362d34bd79 >
This commit doesn't change the value that is returned by hisi_reset_init() on an error. It still returns NULL when an error happens.
