linux-kernel - Re: [PATCH] 8250_lpss: check null return when calling pci_ioremap

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Message-ID: <201907192154.AtE4R4tW%lkp@intel.com>
Date:   Fri, 19 Jul 2019 21:58:44 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Navid Emamdoost <navid.emamdoost@...il.com>
Cc:     kbuild-all@...org, emamd001@....edu, kjlu@....edu,
        smccaman@....edu, Navid Emamdoost <navid.emamdoost@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Vinod Koul <vkoul@...nel.org>, linux-serial@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] 8250_lpss: check null return when calling pci_ioremap_bar

Hi Navid,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.2 next-20190718]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Navid-Emamdoost/8250_lpss-check-null-return-when-calling-pci_ioremap_bar/20190719-120441
config: x86_64-randconfig-h002-201928 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-10) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   drivers/tty/serial/8250/8250_lpss.c: In function 'qrk_serial_setup':
>> drivers/tty/serial/8250/8250_lpss.c:225:6: error: void value not ignored as it ought to be
     ret = qrk_serial_setup_dma(lpss, port);
         ^

vim +225 drivers/tty/serial/8250/8250_lpss.c

---
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