switch dentry_open() to struct path, make it grab references itself

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-06-26 21:58:53 +04:00 · 2012-06-26 21:58:53 +04:00 · 765927b2d5
commit 765927b2d5
parent bf349a4470
15 changed files with 106 additions and 151 deletions
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@ -2157,8 +2157,7 @@ static inline void flush_unauthorized_files(const struct cred *cred,
 						get_file(devnull);
 					} else {
 						devnull = dentry_open(
-							dget(selinux_null),
-							mntget(selinuxfs_mount),
+							&selinux_null,
 							O_RDWR, cred);
 						if (IS_ERR(devnull)) {
 							devnull = NULL;