selinux: fix cond_list corruption when changing booleans

[mirror_ubuntu-hirsute-kernel.git] / security / lsm_audit.c

diff --git a/security/lsm_audit.c b/security/lsm_audit.c
index 7d8026f3f377256292b5b7bd133d865b37f4b5a3..a0cd28cd31a852c50ca7f2500f64d91f6b60f53b 100644 (file)
--- a/security/lsm_audit.c
+++ b/security/lsm_audit.c
@@ -275,7 +275,9 @@ static void dump_common_audit_data(struct audit_buffer *ab,
                struct inode *inode;
 
                audit_log_format(ab, " name=");
+               spin_lock(&a->u.dentry->d_lock);
                audit_log_untrustedstring(ab, a->u.dentry->d_name.name);
+               spin_unlock(&a->u.dentry->d_lock);
 
                inode = d_backing_inode(a->u.dentry);
                if (inode) {
@@ -293,8 +295,9 @@ static void dump_common_audit_data(struct audit_buffer *ab,
                dentry = d_find_alias(inode);
                if (dentry) {
                        audit_log_format(ab, " name=");
-                       audit_log_untrustedstring(ab,
-                                        dentry->d_name.name);
+                       spin_lock(&dentry->d_lock);
+                       audit_log_untrustedstring(ab, dentry->d_name.name);
+                       spin_unlock(&dentry->d_lock);
                        dput(dentry);
                }
                audit_log_format(ab, " dev=");