From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============5328476976591212893==" MIME-Version: 1.0 From: kernel test robot Subject: [PATCH] futex2: fix flexible_array.cocci warnings Date: Fri, 19 Feb 2021 04:15:45 +0800 Message-ID: <20210218201545.GA35133@18c425c5c86e> In-Reply-To: <202102190437.rxqeIbPl-lkp@intel.com> List-Id: To: kbuild@lists.01.org --===============5328476976591212893== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable CC: kbuild-all(a)lists.01.org TO: "Andr=C3=A9 Almeida" CC: Steven Barrett CC: Thomas Gleixner CC: Ingo Molnar CC: Peter Zijlstra CC: Darren Hart CC: linux-kernel(a)vger.kernel.org From: kernel test robot kernel/futex2.c:65:21-28: WARNING use flexible-array member instead (https:= //www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-on= e-element-arrays) Zero-length and one-element arrays are deprecated, see Documentation/process/deprecated.rst Flexible-array members should be used instead. Generated by: scripts/coccinelle/misc/flexible_array.cocci Fixes: 4f6d01d9753e ("futex2: Implement wait and wake functions") CC: Andr=C3=A9 Almeida Reported-by: kernel test robot Signed-off-by: kernel test robot --- tree: https://github.com/zen-kernel/zen-kernel 5.10/futex2 head: 65d8ec592b14a8c75ce2a04bfef5a188cd279d00 commit: 4f6d01d9753e7ff0e6ca0ab6082f8b75256cdb57 [1/13] futex2: Implement w= ait and wake functions :::::: branch date: 5 hours ago :::::: commit date: 5 hours ago Please take the patch only if it's a positive warning. Thanks! futex2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/futex2.c +++ b/kernel/futex2.c @@ -62,7 +62,7 @@ struct futex_waiter { struct futexv_head { struct task_struct *task; bool hint; - struct futex_waiter objects[0]; + struct futex_waiter objects[]; }; = /** --===============5328476976591212893==--