diff options
Diffstat (limited to 'fs/proc/self.c')
| -rw-r--r-- | fs/proc/self.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/fs/proc/self.c b/fs/proc/self.c index 6195b4a7c3b1..ad333946b53a 100644 --- a/fs/proc/self.c +++ b/fs/proc/self.c @@ -1,5 +1,4 @@ #include <linux/sched.h> -#include <linux/namei.h> #include <linux/slab.h> #include <linux/pid_namespace.h> #include "internal.h" @@ -19,21 +18,20 @@ static int proc_self_readlink(struct dentry *dentry, char __user *buffer, return readlink_copy(buffer, buflen, tmp); } -static void *proc_self_follow_link(struct dentry *dentry, struct nameidata *nd) +static const char *proc_self_follow_link(struct dentry *dentry, void **cookie, struct nameidata *nd) { struct pid_namespace *ns = dentry->d_sb->s_fs_info; pid_t tgid = task_tgid_nr_ns(current, ns); - char *name = ERR_PTR(-ENOENT); - if (tgid) { - /* 11 for max length of signed int in decimal + NULL term */ - name = kmalloc(12, GFP_KERNEL); - if (!name) - name = ERR_PTR(-ENOMEM); - else - sprintf(name, "%d", tgid); - } - nd_set_link(nd, name); - return NULL; + char *name; + + if (!tgid) + return ERR_PTR(-ENOENT); + /* 11 for max length of signed int in decimal + NULL term */ + name = kmalloc(12, GFP_KERNEL); + if (!name) + return ERR_PTR(-ENOMEM); + sprintf(name, "%d", tgid); + return *cookie = name; } static const struct inode_operations proc_self_inode_operations = { |