From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============5392881837884938847==" MIME-Version: 1.0 From: kernel test robot Subject: [PATCH] dm mpath: fix returnvar.cocci warnings Date: Thu, 15 Oct 2020 07:17:42 +0800 Message-ID: <20201014231742.GA24884@b115acc165cd> In-Reply-To: <202010150736.D3drD3UG-lkp@intel.com> List-Id: To: kbuild@lists.01.org --===============5392881837884938847== 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: Khazhismel Kumykov CC: Mike Snitzer CC: Gabriel Krisman Bertazi CC: Alasdair Kergon CC: dm-devel(a)redhat.com CC: linux-kernel(a)vger.kernel.org From: kernel test robot drivers/md/dm-historical-service-time.c:240:14-16: Unneeded variable: "sz".= Return "0" on line 261 Remove unneeded variable used to store return value. Generated by: scripts/coccinelle/misc/returnvar.cocci Fixes: 2613eab11996 ("dm mpath: add Historical Service Time Path Selector") CC: Khazhismel Kumykov Signed-off-by: kernel test robot --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git = master head: 37187df45af7d28d27b5c130c23f407ca9dbefa2 commit: 2613eab11996c8d1439c2a44fbca52807be7faa6 dm mpath: add Historical S= ervice Time Path Selector :::::: branch date: 4 hours ago :::::: commit date: 5 months ago Please take the patch only if it's a positive warning. Thanks! dm-historical-service-time.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/md/dm-historical-service-time.c +++ b/drivers/md/dm-historical-service-time.c @@ -237,7 +237,6 @@ static void hst_destroy(struct path_sele static int hst_status(struct path_selector *ps, struct dm_path *path, status_type_t type, char *result, unsigned int maxlen) { - unsigned int sz =3D 0; struct path_info *pi; = if (!path) { @@ -258,7 +257,7 @@ static int hst_status(struct path_select } } = - return sz; + return 0; } = static int hst_add_path(struct path_selector *ps, struct dm_path *path, --===============5392881837884938847==--