lkml.org 
[lkml]   [2020]   [Mar]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: [PATCH v2 2/2] serial: sprd: cleanup the sprd_port for error case
    On Wed, 18 Mar 2020 at 18:13, Greg Kroah-Hartman
    <gregkh@linuxfoundation.org> wrote:
    >
    > On Wed, Mar 18, 2020 at 06:06:05PM +0800, Baolin Wang wrote:
    > > On Wed, Mar 18, 2020 at 5:16 PM Baolin Wang <baolin.wang7@gmail.com> wrote:
    > > >
    > > > On Wed, Mar 18, 2020 at 4:31 PM Chunyan Zhang <zhang.lyra@gmail.com> wrote:
    > > > >
    > > > > From: Chunyan Zhang <chunyan.zhang@unisoc.com>
    > > > >
    > > > > It would be better to cleanup the sprd_port for the device before
    > > > > return error.
    > > > >
    > > > > Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
    > > > > ---
    > > > > drivers/tty/serial/sprd_serial.c | 4 +++-
    > > > > 1 file changed, 3 insertions(+), 1 deletion(-)
    > > > >
    > > > > diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c
    > > > > index 9f8c14ff6454..54477de9822f 100644
    > > > > --- a/drivers/tty/serial/sprd_serial.c
    > > > > +++ b/drivers/tty/serial/sprd_serial.c
    > > > > @@ -1204,8 +1204,10 @@ static int sprd_probe(struct platform_device *pdev)
    > > > > up->has_sysrq = IS_ENABLED(CONFIG_SERIAL_SPRD_CONSOLE);
    > > > >
    > > > > ret = sprd_clk_init(up);
    > > > > - if (ret)
    > > > > + if (ret) {
    > > > > + sprd_port[index] = NULL;
    > > >
    > > > 如果我们强制使用alias, 则这里应该也无需清除了,因为一进probe就会给它重新赋值。 还是我漏了什么?
    > >
    > > Sorry, please ignore my previsous comment. I made a stupid mistake
    > > when talking with Chunyan.
    > >
    > > So what I mean is we should not add this clean up, cause we will
    > > always get the correct index with aliases, and it will be overlapped
    > > when probing again.
    >
    > So ignore this patch and only take patch 1/2? If so, can I get your
    > acked-by for it?

    Hi Greg,

    There's something I need to modify on 1/2 as well, I will send the
    whole patch-set later, please ignore these two patches.

    Sorry for the noise!

    Thanks,
    Chunyan

    >
    > thanks,
    >
    > greg k-h

    \
     
     \ /
      Last update: 2020-03-18 11:18    [W:6.029 / U:0.508 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site