---

yaml --- r: 143830 b: refs/heads/master c: 437f7fd h: refs/heads/master v: v3
git-mirror · Apr 24, 2009 · df5b512 · df5b512
1 parent 310b3a2
commit df5b512
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Showing 2 changed files with 3 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8c652f96d3852b97a49c331cd0bb02d22f3cb31b
+refs/heads/master: 437f7fdb607f32b737e4da9f14bebcfdac2c90c3
diff --git a/trunk/fs/exec.c b/trunk/fs/exec.c
@@ -1060,19 +1060,19 @@ EXPORT_SYMBOL(install_exec_creds);
 int check_unsafe_exec(struct linux_binprm *bprm)
 {
 	struct task_struct *p = current, *t;
-	unsigned long flags;
 	unsigned n_fs;
 	int res = 0;
 
 	bprm->unsafe = tracehook_unsafe_exec(p);
 
 	n_fs = 1;
 	write_lock(&p->fs->lock);
-	lock_task_sighand(p, &flags);
+	rcu_read_lock();
 	for (t = next_thread(p); t != p; t = next_thread(t)) {
 		if (t->fs == p->fs)
 			n_fs++;
 	}
+	rcu_read_unlock();
 
 	if (p->fs->users > n_fs) {
 		bprm->unsafe |= LSM_UNSAFE_SHARE;
@@ -1083,8 +1083,6 @@ int check_unsafe_exec(struct linux_binprm *bprm)
 			res = 1;
 		}
 	}
-
-	unlock_task_sighand(p, &flags);
 	write_unlock(&p->fs->lock);
 
 	return res;