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Re: [PATCH v12 1/5] lightnvm: Support for Open-Channel SSDs

Started bykbuild test robot <lkp@intel.com>
First post2015-10-27 17:20 +0100
Last post2015-10-27 17:20 +0100
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  Re: [PATCH v12 1/5] lightnvm: Support for Open-Channel SSDs kbuild test robot <lkp@intel.com> - 2015-10-27 17:20 +0100
    [PATCH] lightnvm: fix memdup_user.cocci warnings kbuild test robot <lkp@intel.com> - 2015-10-27 17:20 +0100

#1256894 — Re: [PATCH v12 1/5] lightnvm: Support for Open-Channel SSDs

Fromkbuild test robot <lkp@intel.com>
Date2015-10-27 17:20 +0100
SubjectRe: [PATCH v12 1/5] lightnvm: Support for Open-Channel SSDs
Message-ID<qof8B-7mI-5@gated-at.bofh.it>
Hi Matias,

[auto build test WARNING on next-20151022 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]

url:    https://github.com/0day-ci/linux/commits/Matias-Bj-rling/Support-for-Open-Channel-SSDs/20151027-230440


coccinelle warnings: (new ones prefixed by >>)

>> drivers/lightnvm/core.c:657:8-15: WARNING opportunity for memdup_user

Please review and possibly fold the followup patch.

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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#1256906 — [PATCH] lightnvm: fix memdup_user.cocci warnings

Fromkbuild test robot <lkp@intel.com>
Date2015-10-27 17:20 +0100
Subject[PATCH] lightnvm: fix memdup_user.cocci warnings
Message-ID<qof8C-7mI-37@gated-at.bofh.it>
In reply to#1256894
drivers/lightnvm/core.c:657:8-15: WARNING opportunity for memdup_user

 Use memdup_user rather than duplicating its implementation
 This is a little bit restricted to reduce false positives

Generated by: scripts/coccinelle/api/memdup_user.cocci

CC: Matias Bjørling <m@bjorling.me>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

 0 files changed

rule starting on line 17: position variables or mixed modifs interfere with comm_assoc isobool (
(

(
(unknown *to == NULL)
  >>> IS_ERR(rule starting on line 17:to)

|
!unknown *to
  >>> IS_ERR(rule starting on line 17:to)

)
|
(unknown *NULL == unknown *to)
  >>> IS_ERR(rule starting on line 17:to)

) || ...)
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