openwrt/package/kernel/ksmbd/patches/10-fix-build-on-kernel-5.15.52-or-higher.patch
Kevin Darbyshire-Bryant c29b13cfa0 ksmbd: fix compile on kernel 5.15.52+
Backport upstream fix to build on kernel 5.15.52 or later since kernel
devs backported newer functionality to older kernels.

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
2022-07-09 06:25:23 +01:00

70 lines
2.7 KiB
Diff

From 98bc509f92cccedd7d51d5ebadc424e2d7f5cbb4 Mon Sep 17 00:00:00 2001
From: Chukun Pan <amadeus@jmu.edu.cn>
Date: Tue, 5 Jul 2022 15:20:10 +0800
Subject: [PATCH] ksmbd: fixes build on kernel 5.15.52 or higher
The 5.15.52 kernel downported two commits "fs: remove unused low-level
mapping helpers" and "fs: use low-level mapping helpers", which broken
the compilation[1]. This commit fixed it.
1. https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.52
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
---
smbacl.c | 6 ++++--
smbacl.h | 6 ++++--
2 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/smbacl.c b/smbacl.c
index 275e357..19c682a 100644
--- a/smbacl.c
+++ b/smbacl.c
@@ -281,7 +281,8 @@ static int sid_to_id(struct user_namespace *user_ns,
uid_t id;
id = le32_to_cpu(psid->sub_auth[psid->num_subauth - 1]);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0) || \
+ (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 52) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 16, 0))
uid = mapped_kuid_user(user_ns, &init_user_ns, KUIDT_INIT(id));
#else
/*
@@ -304,7 +305,8 @@ static int sid_to_id(struct user_namespace *user_ns,
gid_t id;
id = le32_to_cpu(psid->sub_auth[psid->num_subauth - 1]);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0) || \
+ (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 52) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 16, 0))
gid = mapped_kgid_user(user_ns, &init_user_ns, KGIDT_INIT(id));
#else
/*
diff --git a/smbacl.h b/smbacl.h
index f2bcdb4..7368bf4 100644
--- a/smbacl.h
+++ b/smbacl.h
@@ -221,7 +221,8 @@ static inline uid_t posix_acl_uid_translate(struct user_namespace *mnt_userns,
kuid_t kuid;
/* If this is an idmapped mount, apply the idmapping. */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0) || \
+ (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 52) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 16, 0))
kuid = mapped_kuid_fs(mnt_userns, &init_user_ns, pace->e_uid);
#else
kuid = kuid_into_mnt(mnt_userns, pace->e_uid);
@@ -241,7 +242,8 @@ static inline gid_t posix_acl_gid_translate(struct user_namespace *mnt_userns,
kgid_t kgid;
/* If this is an idmapped mount, apply the idmapping. */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0) || \
+ (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 52) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 16, 0))
kgid = mapped_kgid_fs(mnt_userns, &init_user_ns, pace->e_gid);
#else
kgid = kgid_into_mnt(mnt_userns, pace->e_gid);
--
2.36.1