rpc: gss: eliminate print_hexl()'s

Dumping all this data to the logs is wasteful (even when debugging is turned
off), and creates too much output to be useful when it's turned on.

Fix a minor style bug or two while we're at it.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/include/linux/sunrpc/auth_gss.h b/include/linux/sunrpc/auth_gss.h
index 97b62e9..2db2fbf 100644 (file)
--- a/include/linux/sunrpc/auth_gss.h
+++ b/include/linux/sunrpc/auth_gss.h
@@ -90,8 +90,6 @@ struct gss_cred {
 #define gc_flags               gc_base.cr_flags
 #define gc_expire              gc_base.cr_expire
 
-void print_hexl(u32 *p, u_int length, u_int offset);
-
 #endif /* __KERNEL__ */
 #endif /* _LINUX_SUNRPC_AUTH_GSS_H */
 

diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index e5a84a4..d12ee5f 100644 (file)
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -94,46 +94,6 @@ struct gss_auth {
 static void gss_destroy_ctx(struct gss_cl_ctx *);
 static struct rpc_pipe_ops gss_upcall_ops;
 
-void
-print_hexl(u32 *p, u_int length, u_int offset)
-{
-       u_int i, j, jm;
-       u8 c, *cp;
-       
-       dprintk("RPC: print_hexl: length %d\n",length);
-       dprintk("\n");
-       cp = (u8 *) p;
-       
-       for (i = 0; i < length; i += 0x10) {
-               dprintk("  %04x: ", (u_int)(i + offset));
-               jm = length - i;
-               jm = jm > 16 ? 16 : jm;
-               
-               for (j = 0; j < jm; j++) {
-                       if ((j % 2) == 1)
-                               dprintk("%02x ", (u_int)cp[i+j]);
-                       else
-                               dprintk("%02x", (u_int)cp[i+j]);
-               }
-               for (; j < 16; j++) {
-                       if ((j % 2) == 1)
-                               dprintk("   ");
-                       else
-                               dprintk("  ");
-               }
-               dprintk(" ");
-               
-               for (j = 0; j < jm; j++) {
-                       c = cp[i+j];
-                       c = isprint(c) ? c : '.';
-                       dprintk("%c", c);
-               }
-               dprintk("\n");
-       }
-}
-
-EXPORT_SYMBOL(print_hexl);
-
 static inline struct gss_cl_ctx *
 gss_get_ctx(struct gss_cl_ctx *ctx)
 {

diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index e11a40b..4c53896 100644 (file)
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -61,9 +61,6 @@ krb5_encrypt(
        u8 local_iv[16] = {0};
        struct blkcipher_desc desc = { .tfm = tfm, .info = local_iv };
 
-       dprintk("RPC:      krb5_encrypt: input data:\n");
-       print_hexl((u32 *)in, length, 0);
-
        if (length % crypto_blkcipher_blocksize(tfm) != 0)
                goto out;
 
@@ -80,12 +77,9 @@ krb5_encrypt(
        sg_set_buf(sg, out, length);
 
        ret = crypto_blkcipher_encrypt_iv(&desc, sg, sg, length);
-
-       dprintk("RPC:      krb5_encrypt: output data:\n");
-       print_hexl((u32 *)out, length, 0);
 out:
        dprintk("RPC:      krb5_encrypt returns %d\n",ret);
-       return(ret);
+       return ret;
 }
 
 EXPORT_SYMBOL(krb5_encrypt);
@@ -103,9 +97,6 @@ krb5_decrypt(
        u8 local_iv[16] = {0};
        struct blkcipher_desc desc = { .tfm = tfm, .info = local_iv };
 
-       dprintk("RPC:      krb5_decrypt: input data:\n");
-       print_hexl((u32 *)in, length, 0);
-
        if (length % crypto_blkcipher_blocksize(tfm) != 0)
                goto out;
 
@@ -121,12 +112,9 @@ krb5_decrypt(
        sg_set_buf(sg, out, length);
 
        ret = crypto_blkcipher_decrypt_iv(&desc, sg, sg, length);
-
-       dprintk("RPC:      krb5_decrypt: output_data:\n");
-       print_hexl((u32 *)out, length, 0);
 out:
        dprintk("RPC:      gss_k5decrypt returns %d\n",ret);
-       return(ret);
+       return ret;
 }
 
 EXPORT_SYMBOL(krb5_decrypt);

diff --git a/net/sunrpc/auth_gss/gss_krb5_seal.c b/net/sunrpc/auth_gss/gss_krb5_seal.c
index 08601ee..dc58af0 100644 (file)
--- a/net/sunrpc/auth_gss/gss_krb5_seal.c
+++ b/net/sunrpc/auth_gss/gss_krb5_seal.c
@@ -129,9 +129,6 @@ gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text,
                memcpy(krb5_hdr + 16,
                       md5cksum.data + md5cksum.len - KRB5_CKSUM_LENGTH,
                       KRB5_CKSUM_LENGTH);
-
-               dprintk("RPC:      make_seal_token: cksum data: \n");
-               print_hexl((u32 *) (krb5_hdr + 16), KRB5_CKSUM_LENGTH, 0);
                break;
        default:
                BUG();

diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
index cc45c16..0f512e8 100644 (file)
--- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
+++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
@@ -199,9 +199,6 @@ gss_wrap_kerberos(struct gss_ctx *ctx, int offset,
                memcpy(krb5_hdr + 16,
                       md5cksum.data + md5cksum.len - KRB5_CKSUM_LENGTH,
                       KRB5_CKSUM_LENGTH);
-
-               dprintk("RPC:      make_seal_token: cksum data: \n");
-               print_hexl((u32 *) (krb5_hdr + 16), KRB5_CKSUM_LENGTH, 0);
                break;
        default:
                BUG();

diff --git a/net/sunrpc/auth_gss/gss_spkm3_unseal.c b/net/sunrpc/auth_gss/gss_spkm3_unseal.c
index 8537f58..544eb6f 100644 (file)
--- a/net/sunrpc/auth_gss/gss_spkm3_unseal.c
+++ b/net/sunrpc/auth_gss/gss_spkm3_unseal.c
@@ -103,10 +103,6 @@ spkm3_read_token(struct spkm3_ctx *ctx,
 
                dprintk("RPC: spkm3_read_token: digest wire_cksum.len %d:\n", 
                        wire_cksum.len);
-               dprintk("          md5cksum.data\n");
-               print_hexl((u32 *) md5cksum.data, 16, 0);
-               dprintk("          cksum.data:\n");
-               print_hexl((u32 *) wire_cksum.data, wire_cksum.len, 0);
 
                ret = GSS_S_BAD_SIG;
                code = memcmp(md5cksum.data, wire_cksum.data, wire_cksum.len);