1 files changed, 11 insertions, 25 deletions

diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c
index dd62f8e714c..83d4382f569 100644
--- a/kernel/exec_domain.c
+++ b/kernel/exec_domain.c
@@ -37,7 +37,7 @@ static unsigned long ident_map[32] = {
 struct exec_domain default_exec_domain = {
 	.name		= "Linux",		/* name */
 	.handler	= default_handler,	/* lcall7 causes a seg fault. */
-	.pers_low	= 0, 			/* PER_LINUX personality. */
+	.pers_low	= 0,			/* PER_LINUX personality. */
 	.pers_high	= 0,			/* PER_LINUX personality. */
 	.signal_map	= ident_map,		/* Identity map signals. */
 	.signal_invmap	= ident_map,		/*  - both ways. */
@@ -83,7 +83,7 @@ lookup_exec_domain(unsigned int personality)
 	ep = &default_exec_domain;
 out:
 	read_unlock(&exec_domains_lock);
-	return (ep);
+	return ep;
 }
 
 int
@@ -110,8 +110,9 @@ register_exec_domain(struct exec_domain *ep)
 
 out:
 	write_unlock(&exec_domains_lock);
-	return (err);
+	return err;
 }
+EXPORT_SYMBOL(register_exec_domain);
 
 int
 unregister_exec_domain(struct exec_domain *ep)
@@ -133,26 +134,19 @@ unregister:
 	write_unlock(&exec_domains_lock);
 	return 0;
 }
+EXPORT_SYMBOL(unregister_exec_domain);
 
-int
-__set_personality(unsigned int personality)
+int __set_personality(unsigned int personality)
 {
-	struct exec_domain	*ep, *oep;
-
-	ep = lookup_exec_domain(personality);
-	if (ep == current_thread_info()->exec_domain) {
-		current->personality = personality;
-		module_put(ep->module);
-		return 0;
-	}
+	struct exec_domain *oep = current_thread_info()->exec_domain;
 
+	current_thread_info()->exec_domain = lookup_exec_domain(personality);
 	current->personality = personality;
-	oep = current_thread_info()->exec_domain;
-	current_thread_info()->exec_domain = ep;
-
 	module_put(oep->module);
+
 	return 0;
 }
+EXPORT_SYMBOL(__set_personality);
 
 #ifdef CONFIG_PROC_FS
 static int execdomains_proc_show(struct seq_file *m, void *v)
@@ -192,16 +186,8 @@ SYSCALL_DEFINE1(personality, unsigned int, personality)
 {
 	unsigned int old = current->personality;
 
-	if (personality != 0xffffffff) {
+	if (personality != 0xffffffff)
 		set_personality(personality);
-		if (current->personality != personality)
-			return -EINVAL;
-	}
 
 	return old;
 }
-
-
-EXPORT_SYMBOL(register_exec_domain);
-EXPORT_SYMBOL(unregister_exec_domain);
-EXPORT_SYMBOL(__set_personality);