[PATCH] SELinux: fix deadlock on dcache lock

[android-x86/kernel.git] / security / selinux / avc.c

diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index fe6285e..85a6f66 100644 (file)
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -532,7 +532,6 @@ void avc_audit(u32 ssid, u32 tsid,
                u16 tclass, u32 requested,
                struct av_decision *avd, int result, struct avc_audit_data *a)
 {
-       struct task_struct *tsk = current;
        struct inode *inode = NULL;
        u32 denied, audited;
        struct audit_buffer *ab;
@@ -556,39 +555,6 @@ void avc_audit(u32 ssid, u32 tsid,
        audit_log_format(ab, "avc:  %s ", denied ? "denied" : "granted");
        avc_dump_av(ab, tclass,audited);
        audit_log_format(ab, " for ");
-       if (a && a->tsk)
-               tsk = a->tsk;
-       if (tsk && tsk->pid) {
-               struct mm_struct *mm;
-               struct vm_area_struct *vma;
-               audit_log_format(ab, " pid=%d", tsk->pid);
-               if (tsk == current)
-                       mm = current->mm;
-               else
-                       mm = get_task_mm(tsk);
-               if (mm) {
-                       if (down_read_trylock(&mm->mmap_sem)) {
-                               vma = mm->mmap;
-                               while (vma) {
-                                       if ((vma->vm_flags & VM_EXECUTABLE) &&
-                                           vma->vm_file) {
-                                               audit_log_d_path(ab, "exe=",
-                                                       vma->vm_file->f_dentry,
-                                                       vma->vm_file->f_vfsmnt);
-                                               break;
-                                       }
-                                       vma = vma->vm_next;
-                               }
-                               up_read(&mm->mmap_sem);
-                       } else {
-                               audit_log_format(ab, " comm=%s", tsk->comm);
-                       }
-                       if (tsk != current)
-                               mmput(mm);
-               } else {
-                       audit_log_format(ab, " comm=%s", tsk->comm);
-               }
-       }
        if (a) {
                switch (a->type) {
                case AVC_AUDIT_DATA_IPC: