From nobody Fri Dec 19 17:49:37 2025 Received: from out-188.mta0.migadu.com (out-188.mta0.migadu.com [91.218.175.188]) (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 427541A9F90 for ; Fri, 5 Dec 2025 04:31:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764909079; cv=none; b=lG+TQ+DedwvXX8cmk+5cNSh0GCjDTuRQ9mPJHHNdv1l/Lt+wvfIhiIjMGplvQBDQkgfMamUGmDcMEXr/eRpB+Ofhn9J+rtqn+J4tAaN4bSCa+6W1p9dUAZLbLGZev5978MEeHQcrUsFak60aGNteOv+/O9js9aReb3SK6/+X5EM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764909079; c=relaxed/simple; bh=a4niZBR3NqXVCxmEEdM4gbzE6T5TiwG9k+62K89uHYg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=lNv9K6/9izjc5Nxb/akdBp9EKnK6+PGsI3NtVXXj1BuDcqyQ/NAh8GrLOyz41rixJnAJyscxm3GlffyLZFw/Aso4bksdEdfea8jXCBVTAywyWmQ+Sz1dIp458DDXoroggQjkVDb5pW/fLwcJyHo6YtBX49ugu46Dv0yHgJWQchE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=n3bxJkUo; arc=none smtp.client-ip=91.218.175.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="n3bxJkUo" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1764909076; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VZIEA7m/p4sRFl+N9lWSpTrYU+e/rIgvWYLIQkCdILQ=; b=n3bxJkUoDTJ1OZGwTkpi+u46rVifQsjbhcSKBbHaCiUppevfXkvxu0NT718MYRrl/Bdi16 6j2OcBLjEu43yugNUiZdtk1tuILr53vXxea4rn0E6aL4qnSXrx0MzozW1plGvuHEVStJsu GT0fe2Pj9LOWHWf/z174X3ymn6iPAYc= From: chenxiaosong.chenxiaosong@linux.dev To: sfrench@samba.org, smfrench@gmail.com, linkinjeon@kernel.org, linkinjeon@samba.org Cc: linux-cifs@vger.kernel.org, linux-kernel@vger.kernel.org, chenxiaosong@chenxiaosong.com, ChenXiaoSong Subject: [PATCH v2 7/9] smb/client: introduce smb2_get_err_map() Date: Fri, 5 Dec 2025 12:29:55 +0800 Message-ID: <20251205042958.2658496-8-chenxiaosong.chenxiaosong@linux.dev> In-Reply-To: <20251205042958.2658496-1-chenxiaosong.chenxiaosong@linux.dev> References: <20251205042958.2658496-1-chenxiaosong.chenxiaosong@linux.dev> 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 X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" From: ChenXiaoSong Preparation for KUnit tests. Signed-off-by: ChenXiaoSong --- fs/smb/client/smb2maperror.c | 23 ++++++++++++++++------- 1 file changed, 16 insertions(+), 7 deletions(-) diff --git a/fs/smb/client/smb2maperror.c b/fs/smb/client/smb2maperror.c index df8db12ff7a9..f5d999f3b569 100644 --- a/fs/smb/client/smb2maperror.c +++ b/fs/smb/client/smb2maperror.c @@ -2433,13 +2433,27 @@ static int cmp_smb2_status(const void *_a, const vo= id *_b) return 0; } =20 +static struct status_to_posix_error * +smb2_get_err_map(__le32 smb2_status) +{ + struct status_to_posix_error *err_map, key; + + key =3D (struct status_to_posix_error) { + .smb2_status =3D smb2_status, + }; + err_map =3D bsearch(&key, smb2_error_map_table, err_map_num, + sizeof(struct status_to_posix_error), + cmp_smb2_status); + return err_map; +} + int map_smb2_to_linux_error(char *buf, bool log_err) { struct smb2_hdr *shdr =3D (struct smb2_hdr *)buf; int rc =3D -EIO; __le32 smb2err =3D shdr->Status; - struct status_to_posix_error *err_map, key; + struct status_to_posix_error *err_map; =20 if (smb2err =3D=3D 0) { trace_smb3_cmd_done(le32_to_cpu(shdr->Id.SyncId.TreeId), @@ -2453,12 +2467,7 @@ map_smb2_to_linux_error(char *buf, bool log_err) (smb2err !=3D STATUS_END_OF_FILE)) || (cifsFYI & CIFS_RC); =20 - key =3D (struct status_to_posix_error) { - .smb2_status =3D smb2err, - }; - err_map =3D bsearch(&key, smb2_error_map_table, err_map_num, - sizeof(struct status_to_posix_error), - cmp_smb2_status); + err_map =3D smb2_get_err_map(smb2err); if (!err_map) goto out; =20 --=20 2.43.0