diff options
Diffstat (limited to 'target/linux/generic/patches-3.8/501-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch')
| -rw-r--r-- | target/linux/generic/patches-3.8/501-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.8/501-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch b/target/linux/generic/patches-3.8/501-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch new file mode 100644 index 0000000000..c1f7367dd8 --- /dev/null +++ b/target/linux/generic/patches-3.8/501-yaffs-3.5-convert-to-use-kuid_t-kgid_t.patch @@ -0,0 +1,155 @@ +--- a/fs/yaffs2/yaffs_vfs.c ++++ b/fs/yaffs2/yaffs_vfs.c +@@ -329,6 +329,33 @@ static int yaffs_readpage(struct file *f + return ret; + } + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) ++#define YCRED_FSUID() from_kuid(&init_user_ns, current_fsuid()) ++#define YCRED_FSGID() from_kgid(&init_user_ns, current_fsgid()) ++#else ++#define YCRED_FSUID() YCRED(current)->fsuid ++#define YCRED_FSGID() YCRED(current)->fsgid ++ ++static inline uid_t i_uid_read(const struct inode *inode) ++{ ++ return inode->i_uid; ++} ++ ++static inline gid_t i_gid_read(const struct inode *inode) ++{ ++ return inode->i_gid; ++} ++ ++static inline void i_uid_write(struct inode *inode, uid_t uid) ++{ ++ inode->i_uid = uid; ++} ++ ++static inline void i_gid_write(struct inode *inode, gid_t gid) ++{ ++ inode->i_gid = gid; ++} ++#endif + + static void yaffs_set_super_dirty_val(struct yaffs_dev *dev, int val) + { +@@ -1225,9 +1252,9 @@ static int yaffs_mknod(struct inode *dir + struct yaffs_obj *parent = yaffs_inode_to_obj(dir); + + int error = -ENOSPC; +- uid_t uid = YCRED(current)->fsuid; ++ uid_t uid = YCRED_FSUID(); + gid_t gid = +- (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ (dir->i_mode & S_ISGID) ? i_gid_read(dir) : YCRED_FSGID(); + + if ((dir->i_mode & S_ISGID) && S_ISDIR(mode)) + mode |= S_ISGID; +@@ -1424,9 +1451,9 @@ static int yaffs_symlink(struct inode *d + { + struct yaffs_obj *obj; + struct yaffs_dev *dev; +- uid_t uid = YCRED(current)->fsuid; ++ uid_t uid = YCRED_FSUID(); + gid_t gid = +- (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid; ++ (dir->i_mode & S_ISGID) ? i_gid_read(dir) : YCRED_FSGID(); + + yaffs_trace(YAFFS_TRACE_OS, "yaffs_symlink"); + +@@ -1829,8 +1856,8 @@ static void yaffs_fill_inode_from_obj(st + + inode->i_ino = obj->obj_id; + inode->i_mode = obj->yst_mode; +- inode->i_uid = obj->yst_uid; +- inode->i_gid = obj->yst_gid; ++ i_uid_write(inode, obj->yst_uid); ++ i_gid_write(inode, obj->yst_gid); + #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) + inode->i_blksize = inode->i_sb->s_blocksize; + #endif +@@ -1856,7 +1883,7 @@ static void yaffs_fill_inode_from_obj(st + + yaffs_trace(YAFFS_TRACE_OS, + "yaffs_fill_inode mode %x uid %d gid %d size %lld count %d", +- inode->i_mode, inode->i_uid, inode->i_gid, ++ inode->i_mode, i_uid_read(inode), i_gid_read(inode), + inode->i_size, atomic_read(&inode->i_count)); + + switch (obj->yst_mode & S_IFMT) { +--- a/fs/yaffs2/yaffs_attribs.c ++++ b/fs/yaffs2/yaffs_attribs.c +@@ -14,6 +14,48 @@ + #include "yaffs_guts.h" + #include "yaffs_attribs.h" + ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) ++static inline uid_t ia_uid_read(const struct iattr *iattr) ++{ ++ return from_kuid(&init_user_ns, iattr->ia_uid); ++} ++ ++static inline gid_t ia_gid_read(const struct iattr *iattr) ++{ ++ return from_kgid(&init_user_ns, iattr->ia_gid); ++} ++ ++static inline void ia_uid_write(struct iattr *iattr, uid_t uid) ++{ ++ iattr->ia_uid = make_kuid(&init_user_ns, uid); ++} ++ ++static inline void ia_gid_write(struct iattr *iattr, gid_t gid) ++{ ++ iattr->ia_gid = make_kgid(&init_user_ns, gid); ++} ++#else ++static inline uid_t ia_uid_read(const struct iattr *iattr) ++{ ++ return iattr->ia_uid; ++} ++ ++static inline gid_t ia_gid_read(const struct iattr *inode) ++{ ++ return iattr->ia_gid; ++} ++ ++static inline void ia_uid_write(struct iattr *iattr, uid_t uid) ++{ ++ iattr->ia_uid = uid; ++} ++ ++static inline void ia_gid_write(struct iattr *iattr, gid_t gid) ++{ ++ iattr->ia_gid = gid; ++} ++#endif ++ + void yaffs_load_attribs(struct yaffs_obj *obj, struct yaffs_obj_hdr *oh) + { + obj->yst_uid = oh->yst_uid; +@@ -77,9 +119,9 @@ int yaffs_set_attribs(struct yaffs_obj * + if (valid & ATTR_MODE) + obj->yst_mode = attr->ia_mode; + if (valid & ATTR_UID) +- obj->yst_uid = attr->ia_uid; ++ obj->yst_uid = ia_uid_read(attr); + if (valid & ATTR_GID) +- obj->yst_gid = attr->ia_gid; ++ obj->yst_gid = ia_gid_read(attr); + + if (valid & ATTR_ATIME) + obj->yst_atime = Y_TIME_CONVERT(attr->ia_atime); +@@ -103,9 +145,9 @@ int yaffs_get_attribs(struct yaffs_obj * + + attr->ia_mode = obj->yst_mode; + valid |= ATTR_MODE; +- attr->ia_uid = obj->yst_uid; ++ ia_uid_write(attr, obj->yst_uid); + valid |= ATTR_UID; +- attr->ia_gid = obj->yst_gid; ++ ia_gid_write(attr, obj->yst_gid); + valid |= ATTR_GID; + + Y_TIME_CONVERT(attr->ia_atime) = obj->yst_atime; |