diff options
| author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-02-28 18:28:48 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-03-13 21:22:25 -0400 |
| commit | 66a67c860cce3643248f7e80ee095b946829a342 (patch) | |
| tree | f9a312f425b75cffe2bd276b37b70ac60dd0431b /fs/inode.c | |
| parent | 7efa287526f02a54a0a9abf358e15623c5b09f93 (diff) | |
fs: file_remove_privs_flags()
Rename and export __file_remove_privs(); for a buffered write path that
doesn't take the inode lock we need to be able to check if the operation
needs to do work first.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/inode.c')
| -rw-r--r-- | fs/inode.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/inode.c b/fs/inode.c index 91048c4c9c9e..b465afdbfcef 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -2031,7 +2031,7 @@ static int __remove_privs(struct mnt_idmap *idmap, return notify_change(idmap, dentry, &newattrs, NULL); } -static int __file_remove_privs(struct file *file, unsigned int flags) +int file_remove_privs_flags(struct file *file, unsigned int flags) { struct dentry *dentry = file_dentry(file); struct inode *inode = file_inode(file); @@ -2056,6 +2056,7 @@ static int __file_remove_privs(struct file *file, unsigned int flags) inode_has_no_xattr(inode); return error; } +EXPORT_SYMBOL_GPL(file_remove_privs_flags); /** * file_remove_privs - remove special file privileges (suid, capabilities) @@ -2068,7 +2069,7 @@ static int __file_remove_privs(struct file *file, unsigned int flags) */ int file_remove_privs(struct file *file) { - return __file_remove_privs(file, 0); + return file_remove_privs_flags(file, 0); } EXPORT_SYMBOL(file_remove_privs); @@ -2161,7 +2162,7 @@ static int file_modified_flags(struct file *file, int flags) * Clear the security bits if the process is not being run by root. * This keeps people from modifying setuid and setgid binaries. */ - ret = __file_remove_privs(file, flags); + ret = file_remove_privs_flags(file, flags); if (ret) return ret; |