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Diffstat (limited to 'fs/sysfs/inode.c')
-rw-r--r--fs/sysfs/inode.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c
index 9889e54..e79e38d 100644
--- a/fs/sysfs/inode.c
+++ b/fs/sysfs/inode.c
@@ -12,6 +12,7 @@
#include <linux/namei.h>
#include <linux/backing-dev.h>
#include <linux/capability.h>
+#include <linux/errno.h>
#include "sysfs.h"
extern struct super_block * sysfs_sb;
@@ -124,7 +125,6 @@ struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent * sd)
{
struct inode * inode = new_inode(sysfs_sb);
if (inode) {
- inode->i_blksize = PAGE_CACHE_SIZE;
inode->i_blocks = 0;
inode->i_mapping->a_ops = &sysfs_aops;
inode->i_mapping->backing_dev_info = &sysfs_backing_dev_info;
@@ -234,17 +234,18 @@ void sysfs_drop_dentry(struct sysfs_dirent * sd, struct dentry * parent)
}
}
-void sysfs_hash_and_remove(struct dentry * dir, const char * name)
+int sysfs_hash_and_remove(struct dentry * dir, const char * name)
{
struct sysfs_dirent * sd;
struct sysfs_dirent * parent_sd;
+ int found = 0;
if (!dir)
- return;
+ return -ENOENT;
if (dir->d_inode == NULL)
/* no inode means this hasn't been made visible yet */
- return;
+ return -ENOENT;
parent_sd = dir->d_fsdata;
mutex_lock(&dir->d_inode->i_mutex);
@@ -255,8 +256,11 @@ void sysfs_hash_and_remove(struct dentry * dir, const char * name)
list_del_init(&sd->s_sibling);
sysfs_drop_dentry(sd, dir);
sysfs_put(sd);
+ found = 1;
break;
}
}
mutex_unlock(&dir->d_inode->i_mutex);
+
+ return found ? 0 : -ENOENT;
}