diff options
Diffstat (limited to 'fs/sysfs/inode.c')
| -rw-r--r-- | fs/sysfs/inode.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c index 6a06a1d1ea7b..cf2bad1462ea 100644 --- a/fs/sysfs/inode.c +++ b/fs/sysfs/inode.c @@ -18,6 +18,7 @@ #include <linux/capability.h> #include <linux/errno.h> #include <linux/sched.h> +#include <linux/slab.h> #include <linux/xattr.h> #include <linux/security.h> #include "sysfs.h" @@ -111,20 +112,20 @@ int sysfs_setattr(struct dentry *dentry, struct iattr *iattr) if (!sd) return -EINVAL; + mutex_lock(&sysfs_mutex); error = inode_change_ok(inode, iattr); if (error) - return error; + goto out; iattr->ia_valid &= ~ATTR_SIZE; /* ignore size changes */ error = inode_setattr(inode, iattr); if (error) - return error; + goto out; - mutex_lock(&sysfs_mutex); error = sysfs_sd_setattr(sd, iattr); +out: mutex_unlock(&sysfs_mutex); - return error; } @@ -283,6 +284,7 @@ static void sysfs_init_inode(struct sysfs_dirent *sd, struct inode *inode) /** * sysfs_get_inode - get inode for sysfs_dirent + * @sb: super block * @sd: sysfs_dirent to allocate inode for * * Get inode for @sd. If such inode doesn't exist, a new inode @@ -295,11 +297,11 @@ static void sysfs_init_inode(struct sysfs_dirent *sd, struct inode *inode) * RETURNS: * Pointer to allocated inode on success, NULL on failure. */ -struct inode * sysfs_get_inode(struct sysfs_dirent *sd) +struct inode * sysfs_get_inode(struct super_block *sb, struct sysfs_dirent *sd) { struct inode *inode; - inode = iget_locked(sysfs_sb, sd->s_ino); + inode = iget_locked(sb, sd->s_ino); if (inode && (inode->i_state & I_NEW)) sysfs_init_inode(sd, inode); @@ -322,7 +324,7 @@ void sysfs_delete_inode(struct inode *inode) sysfs_put(sd); } -int sysfs_hash_and_remove(struct sysfs_dirent *dir_sd, const char *name) +int sysfs_hash_and_remove(struct sysfs_dirent *dir_sd, const void *ns, const char *name) { struct sysfs_addrm_cxt acxt; struct sysfs_dirent *sd; @@ -332,7 +334,7 @@ int sysfs_hash_and_remove(struct sysfs_dirent *dir_sd, const char *name) sysfs_addrm_start(&acxt, dir_sd); - sd = sysfs_find_dirent(dir_sd, name); + sd = sysfs_find_dirent(dir_sd, ns, name); if (sd) sysfs_remove_one(&acxt, sd); |