1 files changed, 4 insertions, 2 deletions

diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
index 1da52d1406fc..5040a460f1d9 100644
--- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
+++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
@@ -489,7 +489,6 @@ static u32
 gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf)
 {
         s32             now;
-        u64             seqnum;
         u8              *ptr;
         u8              flags = 0x00;
         u16             ec, rrc;
@@ -525,7 +524,10 @@ gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf)
         ec = be16_to_cpup((__be16 *)(ptr + 4));
         rrc = be16_to_cpup((__be16 *)(ptr + 6));
 
-        seqnum = be64_to_cpup((__be64 *)(ptr + 8));
+        /*
+         * NOTE: the sequence number at ptr + 8 is skipped, rpcsec_gss
+         * doesn't want it checked; see page 6 of rfc 2203.
+         */
 
         if (rrc != 0)
                 rotate_left(offset + 16, buf, rrc);