From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============0133861710394009771==" MIME-Version: 1.0 From: kernel test robot Subject: [PATCH] coccinelle: misc: fix flexible_array.cocci warnings Date: Wed, 10 Feb 2021 17:26:03 +0800 Message-ID: <20210210092603.GA7672@4c288cd71047> In-Reply-To: <202102101735.V4Gyjfs4-lkp@intel.com> List-Id: To: kbuild@lists.01.org --===============0133861710394009771== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable CC: kbuild-all(a)lists.01.org CC: linux-kernel(a)vger.kernel.org TO: Denis Efremov CC: Julia Lawall CC: Alasdair Kergon CC: Mike Snitzer CC: dm-devel(a)redhat.com CC: linux-kernel(a)vger.kernel.org From: kernel test robot drivers/md/dm-writecache.c:76:24-31: WARNING use flexible-array member inst= ead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-le= ngth-and-one-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: 7b36c1398fb6 ("coccinelle: misc: add flexible_array.cocci script") CC: Denis Efremov Reported-by: kernel test robot Signed-off-by: kernel test robot --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git = master head: e0756cfc7d7cd08c98a53b6009c091a3f6a50be6 commit: 7b36c1398fb63f9c38cc83dc75f143d2e5995062 coccinelle: misc: add flex= ible_array.cocci script :::::: branch date: 2 days ago :::::: commit date: 4 months ago Please take the patch only if it's a positive warning. Thanks! dm-writecache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -73,7 +73,7 @@ struct wc_memory_superblock { }; __le64 padding[8]; }; - struct wc_memory_entry entries[0]; + struct wc_memory_entry entries[]; }; = struct wc_entry { --===============0133861710394009771==--