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authorAl Viro <viro@zeniv.linux.org.uk>2019-07-14 13:22:27 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2019-07-21 18:24:46 -0400
commitc9b07eab0c8760bdd4cf8624c482ee145a322a3b (patch)
tree5a28592ddc747bdadcaa2ab8f0969baffa6e5f35
parentfilename_mountpoint(): make LOOKUP_NO_EVAL unconditional there (diff)
downloadlinux-dev-c9b07eab0c8760bdd4cf8624c482ee145a322a3b.tar.xz
linux-dev-c9b07eab0c8760bdd4cf8624c482ee145a322a3b.zip
audit_inode(): switch to passing AUDIT_INODE_...
don't bother with remapping LOOKUP_... values - all callers pass constants and we can just as well pass the right ones from the very beginning. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/namei.c6
-rw-r--r--include/linux/audit.h20
2 files changed, 10 insertions, 16 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 5b8c72dc0217..3fca26398bc2 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2391,7 +2391,7 @@ static struct filename *filename_parentat(int dfd, struct filename *name,
if (likely(!retval)) {
*last = nd.last;
*type = nd.last_type;
- audit_inode(name, parent->dentry, LOOKUP_PARENT);
+ audit_inode(name, parent->dentry, AUDIT_INODE_PARENT);
} else {
putname(name);
name = ERR_PTR(retval);
@@ -2718,7 +2718,7 @@ filename_mountpoint(int dfd, struct filename *name, struct path *path,
if (unlikely(error == -ESTALE))
error = path_mountpoint(&nd, flags | LOOKUP_REVAL, path);
if (likely(!error))
- audit_inode(name, path->dentry, LOOKUP_NO_EVAL);
+ audit_inode(name, path->dentry, AUDIT_INODE_NOEVAL);
restore_nameidata();
putname(name);
return error;
@@ -3299,7 +3299,7 @@ static int do_last(struct nameidata *nd,
if (error)
return error;
- audit_inode(nd->name, dir, LOOKUP_PARENT);
+ audit_inode(nd->name, dir, AUDIT_INODE_PARENT);
/* trailing slashes? */
if (unlikely(nd->last.name[nd->last.len]))
return -EISDIR;
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 97d0925454df..543763ab0354 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -252,6 +252,10 @@ static inline int audit_signal_info(int sig, struct task_struct *t)
#define audit_is_compat(arch) false
#endif
+#define AUDIT_INODE_PARENT 1 /* dentry represents the parent */
+#define AUDIT_INODE_HIDDEN 2 /* audit record should be hidden */
+#define AUDIT_INODE_NOEVAL 4 /* audit record incomplete */
+
#ifdef CONFIG_AUDITSYSCALL
#include <asm/syscall.h> /* for syscall_get_arch() */
@@ -265,9 +269,6 @@ extern void __audit_syscall_exit(int ret_success, long ret_value);
extern struct filename *__audit_reusename(const __user char *uptr);
extern void __audit_getname(struct filename *name);
-#define AUDIT_INODE_PARENT 1 /* dentry represents the parent */
-#define AUDIT_INODE_HIDDEN 2 /* audit record should be hidden */
-#define AUDIT_INODE_NOEVAL 4 /* audit record incomplete */
extern void __audit_inode(struct filename *name, const struct dentry *dentry,
unsigned int flags);
extern void __audit_file(const struct file *);
@@ -328,16 +329,9 @@ static inline void audit_getname(struct filename *name)
}
static inline void audit_inode(struct filename *name,
const struct dentry *dentry,
- unsigned int flags) {
- if (unlikely(!audit_dummy_context())) {
- unsigned int aflags = 0;
-
- if (flags & LOOKUP_PARENT)
- aflags |= AUDIT_INODE_PARENT;
- if (flags & LOOKUP_NO_EVAL)
- aflags |= AUDIT_INODE_NOEVAL;
+ unsigned int aflags) {
+ if (unlikely(!audit_dummy_context()))
__audit_inode(name, dentry, aflags);
- }
}
static inline void audit_file(struct file *file)
{
@@ -561,7 +555,7 @@ static inline void __audit_inode_child(struct inode *parent,
{ }
static inline void audit_inode(struct filename *name,
const struct dentry *dentry,
- unsigned int parent)
+ unsigned int aflags)
{ }
static inline void audit_file(struct file *file)
{