From nobody Thu Dec 18 22:14:34 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1424F1386B4 for ; Mon, 24 Feb 2025 14:14:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740406450; cv=none; b=YMlAmaC8LQpWXmL8+OWoVqh7RXSbaivoxceOcbFrKocNQ263jiedjPhrX2H+oKA1KM2dHELH+5RPXqlAO0++NMGN6kzWTYeSzrv0+t/ZqMWQ4fQv1P0cOGJ0/t1sQc/JZd2SLg6Z1tON7JDUlnZZP/14lZSuPGnT9EtqABgdWW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740406450; c=relaxed/simple; bh=DKGjsCANAD2sHNCqw2vt8+l4X65ZIFI3H6CYNnRVlpg=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=ghWOjOlXM8rFQxlIFvHNYK6JLWxmFCbdyD4f9Sko4dOM81M5PnR+FuaYnI+nnV7716M4GJh305o1PHzuIsZx3K2s2WihdN/IHVtrXLtc23RV+K8PhvnaKPKjiS4s+C/xKeQsz7WYi5GnubKFGx240LXBhG65smInOiBeHGzk0uc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FMioRrts; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FMioRrts" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 97828C4CEEA; Mon, 24 Feb 2025 14:14:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740406449; bh=DKGjsCANAD2sHNCqw2vt8+l4X65ZIFI3H6CYNnRVlpg=; h=From:To:Cc:Subject:Date:From; b=FMioRrts11CTCwEjkAF3lTbUqeILAx+oxGgcGWGfIA5sDHIVh19o8OS9c0+n1RBKJ qIPF/CfaRWasb4QVMlXWxd9lfMgge9oF9fdCjZYKVmldbNmFYPJln7nqfk0umjV0SO /xgnm7mFPyrVFzTYIV1zrNFpQTyXG7fS/SdVLH01/4RQUQbZT2kUzUMOvt8L4fp+js xcKG00v/9h/K0iUCO3d6Fw80tmPtZO251VH0FQYuBU0pEsF/NIS5s1Bvze+/ywvDW1 EvDAJxC2dcMamL7/uB6Huu64IGMioSJOj5rSwh/vv94OkCT26BFY6Ivk3lQrpzeLM8 AkBYDlnM7Ko3Q== From: Arnd Bergmann To: Christian Brauner , Jeff Layton Cc: Arnd Bergmann , linux-kernel@vger.kernel.org Subject: [PATCH] samples/vfs: fix printf format string for size_t Date: Mon, 24 Feb 2025 15:14:00 +0100 Message-Id: <20250224141406.1400864-1-arnd@kernel.org> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Arnd Bergmann size_t needs a %z format string modifier instead of %l samples/vfs/test-list-all-mounts.c:152:39: warning: format specifies type '= unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wf= ormat] 152 | printf("mnt_uidmap[%lu]:\t%= s\n", idx, idmap); | ~~~ = ^~~ | %zu samples/vfs/test-list-all-mounts.c:161:39: warning: format specifies type '= unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wf= ormat] 161 | printf("mnt_gidmap[%lu]:\t%= s\n", idx, idmap); | ~~~ = ^~~ | %zu Fixes: fa204a65f1b6 ("samples/vfs: add STATMOUNT_MNT_{G,U}IDMAP") Signed-off-by: Arnd Bergmann --- samples/vfs/test-list-all-mounts.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/samples/vfs/test-list-all-mounts.c b/samples/vfs/test-list-all= -mounts.c index bb3b83d8f1d7..713c174626aa 100644 --- a/samples/vfs/test-list-all-mounts.c +++ b/samples/vfs/test-list-all-mounts.c @@ -149,7 +149,7 @@ int main(int argc, char *argv[]) const char *idmap =3D stmnt->str + stmnt->mnt_uidmap; =20 for (size_t idx =3D 0; idx < stmnt->mnt_uidmap_num; idx++) { - printf("mnt_uidmap[%lu]:\t%s\n", idx, idmap); + printf("mnt_uidmap[%zu]:\t%s\n", idx, idmap); idmap +=3D strlen(idmap) + 1; } } @@ -158,7 +158,7 @@ int main(int argc, char *argv[]) const char *idmap =3D stmnt->str + stmnt->mnt_gidmap; =20 for (size_t idx =3D 0; idx < stmnt->mnt_gidmap_num; idx++) { - printf("mnt_gidmap[%lu]:\t%s\n", idx, idmap); + printf("mnt_gidmap[%zu]:\t%s\n", idx, idmap); idmap +=3D strlen(idmap) + 1; } } --=20 2.39.5