Commit 9eb7f2c6 authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

[PATCH] isofs: remove debug stuff 



isofs/inode.c:

- Remove some crufty leak detection code

- coding style cleanups

- kfree(NULL) is permitted.

Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent a089221c

fs/isofs/inode.c

+32 −77
Original line number Diff line number Diff line
@@ -28,11 +28,6 @@ 


#define BEQUIET



#ifdef LEAK_CHECK

static int check_malloc;

static int check_bread;

#endif



static int isofs_hashi(struct dentry *parent, struct qstr *qstr);

static int isofs_hash(struct dentry *parent, struct qstr *qstr);

static int isofs_dentry_cmpi(struct dentry *dentry, struct qstr *a, struct qstr *b);
@@ -55,11 +50,6 @@ static void isofs_put_super(struct super_block *sb) 
	}

#endif



#ifdef LEAK_CHECK

	printk("Outstanding mallocs:%d, outstanding buffers: %d\n",

	       check_malloc, check_bread);

#endif



	kfree(sbi);

	sb->s_fs_info = NULL;

	return;
@@ -73,7 +63,7 @@ static kmem_cache_t *isofs_inode_cachep; 
static struct inode *isofs_alloc_inode(struct super_block *sb)

{

	struct iso_inode_info *ei;

	ei = (struct iso_inode_info *)kmem_cache_alloc(isofs_inode_cachep, SLAB_KERNEL);

	ei = kmem_cache_alloc(isofs_inode_cachep, SLAB_KERNEL);

	if (!ei)

		return NULL;

	return &ei->vfs_inode;
@@ -86,7 +76,7 @@ static void isofs_destroy_inode(struct inode *inode) 


static void init_once(void *foo, kmem_cache_t * cachep, unsigned long flags)

{

	struct iso_inode_info *ei = (struct iso_inode_info *) foo;

	struct iso_inode_info *ei = foo;



	if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==

	    SLAB_CTOR_CONSTRUCTOR)
@@ -107,7 +97,8 @@ static int init_inodecache(void) 
static void destroy_inodecache(void)

{

	if (kmem_cache_destroy(isofs_inode_cachep))

		printk(KERN_INFO "iso_inode_cache: not all structures were freed\n");

		printk(KERN_INFO "iso_inode_cache: not all structures were "

					"freed\n");

}



static int isofs_remount(struct super_block *sb, int *flags, char *data)
@@ -144,7 +135,7 @@ static struct dentry_operations isofs_dentry_ops[] = { 
	{

		.d_hash		= isofs_hashi_ms,

		.d_compare	= isofs_dentry_cmpi_ms,

	}

	},

#endif

};
@@ -219,8 +210,8 @@ isofs_hashi_common(struct dentry *dentry, struct qstr *qstr, int ms) 
/*

 * Case insensitive compare of two isofs names.

 */

static int

isofs_dentry_cmpi_common(struct dentry *dentry,struct qstr *a,struct qstr *b,int ms)

static int isofs_dentry_cmpi_common(struct dentry *dentry, struct qstr *a,

				struct qstr *b, int ms)

{

	int alen, blen;
@@ -243,8 +234,8 @@ isofs_dentry_cmpi_common(struct dentry *dentry,struct qstr *a,struct qstr *b,int 
/*

 * Case sensitive compare of two isofs names.

 */

static int

isofs_dentry_cmp_common(struct dentry *dentry,struct qstr *a,struct qstr *b,int ms)

static int isofs_dentry_cmp_common(struct dentry *dentry, struct qstr *a,

					struct qstr *b, int ms)

{

	int alen, blen;
@@ -518,7 +509,8 @@ static unsigned int isofs_get_last_session(struct super_block *sb,s32 session ) 
		printk(KERN_ERR "Invalid session number or type of track\n");

	}

	i = ioctl_by_bdev(bdev, CDROMMULTISESSION, (unsigned long) &ms_info);

	if(session > 0) printk(KERN_ERR "Invalid session number\n");

	if (session > 0)

		printk(KERN_ERR "Invalid session number\n");

#if 0

	printk("isofs.inode: CDROMMULTISESSION: rc=%d\n",i);

	if (i==0) {
@@ -557,11 +549,11 @@ static int isofs_fill_super(struct super_block *s, void *data, int silent) 
	struct iso9660_options		opt;

	struct isofs_sb_info	      * sbi;



	sbi = kmalloc(sizeof(struct isofs_sb_info), GFP_KERNEL);

	sbi = kmalloc(sizeof(*sbi), GFP_KERNEL);

	if (!sbi)

		return -ENOMEM;

	s->s_fs_info = sbi;

	memset(sbi, 0, sizeof(struct isofs_sb_info));

	memset(sbi, 0, sizeof(*sbi));



	if (!parse_options((char *)data, &opt))

		goto out_freesbi;
@@ -1002,7 +994,6 @@ int isofs_get_blocks(struct inode *inode, sector_t iblock_s, 
		rv++;

	}





abort:

	unlock_kernel();

	return rv;
@@ -1061,17 +1052,15 @@ static struct address_space_operations isofs_aops = { 


static inline void test_and_set_uid(uid_t *p, uid_t value)

{

	if(value) {

	if (value)

		*p = value;

}

}



static inline void test_and_set_gid(gid_t *p, gid_t value)

{

        if(value) {

        if (value)

                *p = value;

}

}



static int isofs_read_level3_size(struct inode *inode)

{
@@ -1154,7 +1143,6 @@ static int isofs_read_level3_size(struct inode * inode) 
			goto out_toomany;

	} while (more_entries);

out:

	if (tmpde)

	kfree(tmpde);

	if (bh)

		brelse(bh);
@@ -1394,11 +1382,8 @@ struct inode *isofs_iget(struct super_block *sb, 


	hashval = (block << sb->s_blocksize_bits) | offset;



	inode = iget5_locked(sb,

			     hashval,

			     &isofs_iget5_test,

			     &isofs_iget5_set,

			     &data);

	inode = iget5_locked(sb, hashval, &isofs_iget5_test,

			     &isofs_iget5_set, &data);



	if (inode && (inode->i_state & I_NEW)) {

		sb->s_op->read_inode(inode);
@@ -1408,36 +1393,6 @@ struct inode *isofs_iget(struct super_block *sb, 
	return inode;

}



#ifdef LEAK_CHECK

#undef malloc

#undef free_s

#undef sb_bread

#undef brelse



void * leak_check_malloc(unsigned int size){

  void * tmp;

  check_malloc++;

  tmp = kmalloc(size, GFP_KERNEL);

  return tmp;

}



void leak_check_free_s(void * obj, int size){

  check_malloc--;

  return kfree(obj);

}



struct buffer_head * leak_check_bread(struct super_block *sb, int block){

  check_bread++;

  return sb_bread(sb, block);

}



void leak_check_brelse(struct buffer_head * bh){

  check_bread--;

  return brelse(bh);

}



#endif



static struct super_block *isofs_get_sb(struct file_system_type *fs_type,

	int flags, const char *dev_name, void *data)

{