From: Eric Paris <eparis@redhat.com>
Date: Thu, 16 Feb 2012 20:08:39 +0000 (-0500)
Subject: SELinux: allow seek operations on the file exposing policy
X-Git-Tag: firefly_0821_release~3680^2~627^2~114^2~23
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=47a93a5bcb131879d4425d4559e90ad82990825d;p=firefly-linux-kernel-4.4.55.git

SELinux: allow seek operations on the file exposing policy

sesearch uses:
lseek(3, 0, SEEK_SET)                   = -1 ESPIPE (Illegal seek)

Make that work.

Signed-off-by: Eric Paris <eparis@redhat.com>
---

diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index d7018bfa1f00..d6ae2d407307 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -496,6 +496,7 @@ static const struct file_operations sel_policy_ops = {
 	.read		= sel_read_policy,
 	.mmap		= sel_mmap_policy,
 	.release	= sel_release_policy,
+	.llseek		= generic_file_llseek,
 };
 
 static ssize_t sel_write_load(struct file *file, const char __user *buf,