1 files changed, 3 insertions, 1 deletions

diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c
index 17587163fca..bf5435db878 100644
--- a/net/sunrpc/auth_gss/gss_krb5_mech.c
+++ b/net/sunrpc/auth_gss/gss_krb5_mech.c
@@ -148,9 +148,11 @@ gss_import_sec_context_kerberos(const void *p,
                 goto out_err_free_ctx;
         if (tmp != SGN_ALG_DES_MAC_MD5)
                 goto out_err_free_ctx;
-        p = simple_get_bytes(p, end, &ctx->sealalg, sizeof(ctx->sealalg));
+        p = simple_get_bytes(p, end, &tmp, sizeof(tmp));
         if (IS_ERR(p))
                 goto out_err_free_ctx;
+        if (tmp != SEAL_ALG_DES)
+                goto out_err_free_ctx;
         p = simple_get_bytes(p, end, &ctx->endtime, sizeof(ctx->endtime));
         if (IS_ERR(p))
                 goto out_err_free_ctx;