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 d7018bfa1f00a607aeade4d0047a11ccf8cf7a7e..d6ae2d407307e4747891b809061ff1ceeb4ffe68 100644 (file)
--- 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,