net: annotate bitfields in struct inet_sock

Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>

1 files changed, 10 insertions, 4 deletions

diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index de0ecc71cf03..cbcda0b0b964 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -17,6 +17,7 @@
 #define _INET_SOCK_H
 
 
+#include <linux/kmemcheck.h>
 #include <linux/string.h>
 #include <linux/types.h>
 #include <linux/jhash.h>
@@ -66,14 +67,16 @@ struct inet_request_sock {
         __be32                  loc_addr;
         __be32                  rmt_addr;
         __be16                  rmt_port;
-        u16                     snd_wscale : 4, 
-                                rcv_wscale : 4, 
+        kmemcheck_bitfield_begin(flags);
+        u16                     snd_wscale : 4,
+                                rcv_wscale : 4,
                                 tstamp_ok  : 1,
                                 sack_ok    : 1,
                                 wscale_ok  : 1,
                                 ecn_ok     : 1,
                                 acked      : 1,
                                 no_srccheck: 1;
+        kmemcheck_bitfield_end(flags);
         struct ip_options       *opt;
 };
 
@@ -198,9 +201,12 @@ static inline int inet_sk_ehashfn(const struct sock *sk)
 static inline struct request_sock *inet_reqsk_alloc(struct request_sock_ops *ops)
 {
         struct request_sock *req = reqsk_alloc(ops);
+        struct inet_request_sock *ireq = inet_rsk(req);
 
-        if (req != NULL)
-                inet_rsk(req)->opt = NULL;
+        if (req != NULL) {
+                kmemcheck_annotate_bitfield(ireq, flags);
+                ireq->opt = NULL;
+        }
 
         return req;
 }