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authorStephen Smalley <sds@tycho.nsa.gov>2005-05-21 00:15:52 +0100
committerDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-05-21 00:15:52 +0100
commit011161051bbc25f7f8b7df059dbd934c534443f0 (patch)
treef1ca3727e4130cacad86dfdae65e7533fcb67784 /security
parentfb19b4c6aa024837a0071f07baa07dbf49d07151 (diff)
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AUDIT: Avoid sleeping function in SElinux AVC audit.
This patch changes the SELinux AVC to defer logging of paths to the audit framework upon syscall exit, by saving a reference to the (dentry,vfsmount) pair in an auxiliary audit item on the current audit context for processing by audit_log_exit. Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/avc.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index 62b963aca27..0fbc3e98c5e 100644
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -573,13 +573,10 @@ void avc_audit(u32 ssid, u32 tsid,
case AVC_AUDIT_DATA_FS:
if (a->u.fs.dentry) {
struct dentry *dentry = a->u.fs.dentry;
- if (a->u.fs.mnt) {
- audit_log_d_path(ab, "path=", dentry,
- a->u.fs.mnt);
- } else {
- audit_log_format(ab, " name=%s",
- dentry->d_name.name);
- }
+ if (a->u.fs.mnt)
+ audit_avc_path(dentry, a->u.fs.mnt);
+ audit_log_format(ab, " name=%s",
+ dentry->d_name.name);
inode = dentry->d_inode;
} else if (a->u.fs.inode) {
struct dentry *dentry;
@@ -630,8 +627,10 @@ void avc_audit(u32 ssid, u32 tsid,
case AF_UNIX:
u = unix_sk(sk);
if (u->dentry) {
- audit_log_d_path(ab, "path=",
- u->dentry, u->mnt);
+ audit_avc_path(u->dentry, u->mnt);
+ audit_log_format(ab, " name=%s",
+ u->dentry->d_name.name);
+
break;
}
if (!u->addr)