scsi_transport_iscsi: make priv_sess file writeable only by root

commit 523f3c80bc41d663d5b35c0cd6ce0fad7f3e7188 upstream.

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Acked-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index f905ecb5704d71b0c9a5fd81fe0c88f0c2970fb3..01543d297b53a9bfcca13b0c9ade9894402690a2 100644 (file)
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -1847,7 +1847,7 @@ store_priv_session_##field(struct device *dev,                            \
 #define iscsi_priv_session_rw_attr(field, format)                      \
        iscsi_priv_session_attr_show(field, format)                     \
        iscsi_priv_session_attr_store(field)                            \
-static ISCSI_CLASS_ATTR(priv_sess, field, S_IRUGO | S_IWUGO,           \
+static ISCSI_CLASS_ATTR(priv_sess, field, S_IRUGO | S_IWUSR,           \
                        show_priv_session_##field,                      \
                        store_priv_session_##field)
 iscsi_priv_session_rw_attr(recovery_tmo, "%d");