1 files changed, 8 insertions, 112 deletions

diff --git a/crypto/api.c b/crypto/api.c
index c903f2b39da2..626437fb5dea 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -16,12 +16,11 @@
 #include <linux/init.h>
 #include <linux/crypto.h>
 #include <linux/rwsem.h>
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
+#include <linux/slab.h>
 #include "internal.h"
 
-static LIST_HEAD(crypto_alg_list);
-static DECLARE_RWSEM(crypto_alg_sem);
+LIST_HEAD(crypto_alg_list);
+DECLARE_RWSEM(crypto_alg_sem);
 
 static inline int crypto_alg_get(struct crypto_alg *alg)
 {
@@ -124,44 +123,26 @@ struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags)
 	if (alg == NULL)
 		goto out;
 	
-	tfm = kmalloc(sizeof(*tfm), GFP_KERNEL);
+	tfm = kmalloc(sizeof(*tfm) + alg->cra_ctxsize, GFP_KERNEL);
 	if (tfm == NULL)
 		goto out_put;
 
 	memset(tfm, 0, sizeof(*tfm));
 	
-	if (alg->cra_ctxsize) {
-		tfm->crt_ctx = kmalloc(alg->cra_ctxsize, GFP_KERNEL);
-		if (tfm->crt_ctx == NULL)
-			goto out_free_tfm;
-	}
+	tfm->crt_ctx = (void*) &tfm[1];
 
 	tfm->__crt_alg = alg;
 	
-	if (alg->cra_blocksize) {
-		tfm->crt_work_block = kmalloc(alg->cra_blocksize + 1,
-					      GFP_KERNEL);
-		if (tfm->crt_work_block == NULL)
-			goto out_free_ctx;
-	}
-
 	if (crypto_init_flags(tfm, flags))
-		goto out_free_work_block;
+		goto out_free_tfm;
 		
 	if (crypto_init_ops(tfm)) {
 		crypto_exit_ops(tfm);
-		goto out_free_ctx;
+		goto out_free_tfm;
 	}
 
 	goto out;
 
-out_free_work_block:
-	if (tfm->__crt_alg->cra_blocksize)
-		kfree(tfm->crt_work_block);
-
-out_free_ctx:
-	if (tfm->__crt_alg->cra_ctxsize)
-		kfree(tfm->crt_ctx);
 out_free_tfm:
 	kfree(tfm);
 	tfm = NULL;
@@ -173,12 +154,6 @@ out:
 
 void crypto_free_tfm(struct crypto_tfm *tfm)
 {
-	if (tfm->__crt_alg->cra_ctxsize)
-		kfree(tfm->crt_ctx);
-		
-	if (tfm->__crt_alg->cra_blocksize)
-		kfree(tfm->crt_work_block);
-		
 	if (crypto_tfm_alg_type(tfm) == CRYPTO_ALG_TYPE_CIPHER)
 		if (tfm->crt_cipher.cit_iv)
 			kfree(tfm->crt_cipher.cit_iv);
@@ -240,89 +215,10 @@ int crypto_alg_available(const char *name, u32 flags)
 	return ret;
 }
 
-static void *c_start(struct seq_file *m, loff_t *pos)
-{
-	struct list_head *v;
-	loff_t n = *pos;
-
-	down_read(&crypto_alg_sem);
-	list_for_each(v, &crypto_alg_list)
-		if (!n--)
-			return list_entry(v, struct crypto_alg, cra_list);
-	return NULL;
-}
-
-static void *c_next(struct seq_file *m, void *p, loff_t *pos)
-{
-	struct list_head *v = p;
-	
-	(*pos)++;
-	v = v->next;
-	return (v == &crypto_alg_list) ?
-		NULL : list_entry(v, struct crypto_alg, cra_list);
-}
-
-static void c_stop(struct seq_file *m, void *p)
-{
-	up_read(&crypto_alg_sem);
-}
-
-static int c_show(struct seq_file *m, void *p)
-{
-	struct crypto_alg *alg = (struct crypto_alg *)p;
-	
-	seq_printf(m, "name         : %s\n", alg->cra_name);
-	seq_printf(m, "module       : %s\n", module_name(alg->cra_module));
-	seq_printf(m, "blocksize    : %u\n", alg->cra_blocksize);
-	
-	switch (alg->cra_flags & CRYPTO_ALG_TYPE_MASK) {
-	case CRYPTO_ALG_TYPE_CIPHER:
-		seq_printf(m, "min keysize  : %u\n",
-					alg->cra_cipher.cia_min_keysize);
-		seq_printf(m, "max keysize  : %u\n",
-					alg->cra_cipher.cia_max_keysize);
-		seq_printf(m, "ivsize       : %u\n",
-					alg->cra_cipher.cia_ivsize);
-		break;
-		
-	case CRYPTO_ALG_TYPE_DIGEST:
-		seq_printf(m, "digestsize   : %u\n",
-		           alg->cra_digest.dia_digestsize);
-		break;
-	}
-
-	seq_putc(m, '\n');
-	return 0;
-}
-
-static struct seq_operations crypto_seq_ops = {
-	.start		= c_start,
-	.next		= c_next,
-	.stop		= c_stop,
-	.show		= c_show
-};
-
-static int crypto_info_open(struct inode *inode, struct file *file)
-{
-	return seq_open(file, &crypto_seq_ops);
-}
-        
-struct file_operations proc_crypto_ops = {
-	.open		= crypto_info_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= seq_release
-};
-
 static int __init init_crypto(void)
 {
-	struct proc_dir_entry *proc;
-	
 	printk(KERN_INFO "Initializing Cryptographic API\n");
-	proc = create_proc_entry("crypto", 0, NULL);
-	if (proc)
-		proc->proc_fops = &proc_crypto_ops;
-		
+	crypto_init_proc();
 	return 0;
 }