From: Anton Arapov <anton@redhat.com>
Date: Wed, 3 Apr 2013 16:00:38 +0000 (+0200)
Subject: uretprobes: Remove -ENOSYS as return probes implemented
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=a0d60aef4be10c498809c2985fc9c28fd503880d;p=deliverable%2Flinux.git

uretprobes: Remove -ENOSYS as return probes implemented

Enclose return probes implementation.

Signed-off-by: Anton Arapov <anton@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---

diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 6ab00e090c87..f3569747d629 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -851,10 +851,6 @@ int uprobe_register(struct inode *inode, loff_t offset, struct uprobe_consumer *
 	if (!uc->handler && !uc->ret_handler)
 		return -EINVAL;
 
-	/* TODO: Implement return probes */
-	if (uc->ret_handler)
-		return -ENOSYS;
-
 	/* Racy, just to catch the obvious mistakes */
 	if (offset > i_size_read(inode))
 		return -EINVAL;