SUNRPC,RPCSEC_GSS: remove unnecessary kmalloc of a checksum

[deliverable/linux.git] / net / sunrpc / auth_gss / gss_krb5_wrap.c

diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
index af777cf9f2510f7a3780cfcfac6375b21ea61688..346133e446cb7397b25e0fc375766ee21005e037 100644 (file)
--- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
+++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
@@ -121,7 +121,8 @@ gss_wrap_kerberos(struct gss_ctx *ctx, int offset,
 {
        struct krb5_ctx         *kctx = ctx->internal_ctx_id;
        s32                     checksum_type;
-       struct xdr_netobj       md5cksum = {.len = 0, .data = NULL};
+       char                    cksumdata[16];
+       struct xdr_netobj       md5cksum = {.len = 0, .data = cksumdata};
        int                     blocksize = 0, plainlen;
        unsigned char           *ptr, *krb5_hdr, *msg_start;
        s32                     now;
@@ -205,8 +206,6 @@ gss_wrap_kerberos(struct gss_ctx *ctx, int offset,
                BUG();
        }
 
-       kfree(md5cksum.data);
-
        /* XXX would probably be more efficient to compute checksum
         * and encrypt at the same time: */
        if ((krb5_make_seq_num(kctx->seq, kctx->initiate ? 0 : 0xff,
@@ -221,7 +220,6 @@ gss_wrap_kerberos(struct gss_ctx *ctx, int offset,
 
        return ((kctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE);
 out_err:
-       if (md5cksum.data) kfree(md5cksum.data);
        return GSS_S_FAILURE;
 }
 
@@ -232,7 +230,8 @@ gss_unwrap_kerberos(struct gss_ctx *ctx, int offset, struct xdr_buf *buf)
        int                     signalg;
        int                     sealalg;
        s32                     checksum_type;
-       struct xdr_netobj       md5cksum = {.len = 0, .data = NULL};
+       char                    cksumdata[16];
+       struct xdr_netobj       md5cksum = {.len = 0, .data = cksumdata};
        s32                     now;
        int                     direction;
        s32                     seqnum;
@@ -358,6 +357,5 @@ gss_unwrap_kerberos(struct gss_ctx *ctx, int offset, struct xdr_buf *buf)
 
        ret = GSS_S_COMPLETE;
 out:
-       if (md5cksum.data) kfree(md5cksum.data);
        return ret;
 }