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-rw-r--r--net/sunrpc/auth_gss/svcauth_gss.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 3e776e3dff91..1f2817195549 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -645,7 +645,7 @@ static bool gss_check_seq_num(const struct svc_rqst *rqstp, struct rsc *rsci,
}
__set_bit(seq_num % GSS_SEQ_WIN, sd->sd_win);
goto ok;
- } else if (seq_num <= sd->sd_max - GSS_SEQ_WIN) {
+ } else if (seq_num + GSS_SEQ_WIN <= sd->sd_max) {
goto toolow;
}
if (__test_and_set_bit(seq_num % GSS_SEQ_WIN, sd->sd_win))