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Diffstat (limited to 'net/socket.c')
-rw-r--r--net/socket.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/net/socket.c b/net/socket.c
index eaaba3510e8..dbfdfa96d29 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -358,7 +358,7 @@ static const struct dentry_operations sockfs_dentry_operations = {
static int sock_alloc_file(struct socket *sock, struct file **f, int flags)
{
struct qstr name = { .name = "" };
- struct dentry *dentry;
+ struct path path;
struct file *file;
int fd;
@@ -366,28 +366,29 @@ static int sock_alloc_file(struct socket *sock, struct file **f, int flags)
if (unlikely(fd < 0))
return fd;
- dentry = d_alloc(sock_mnt->mnt_sb->s_root, &name);
- if (unlikely(!dentry)) {
+ path.dentry = d_alloc(sock_mnt->mnt_sb->s_root, &name);
+ if (unlikely(!path.dentry)) {
put_unused_fd(fd);
return -ENOMEM;
}
+ path.mnt = mntget(sock_mnt);
- dentry->d_op = &sockfs_dentry_operations;
+ path.dentry->d_op = &sockfs_dentry_operations;
/*
* We dont want to push this dentry into global dentry hash table.
* We pretend dentry is already hashed, by unsetting DCACHE_UNHASHED
* This permits a working /proc/$pid/fd/XXX on sockets
*/
- dentry->d_flags &= ~DCACHE_UNHASHED;
- d_instantiate(dentry, SOCK_INODE(sock));
+ path.dentry->d_flags &= ~DCACHE_UNHASHED;
+ d_instantiate(path.dentry, SOCK_INODE(sock));
SOCK_INODE(sock)->i_fop = &socket_file_ops;
- file = alloc_file(sock_mnt, dentry, FMODE_READ | FMODE_WRITE,
+ file = alloc_file(&path, FMODE_READ | FMODE_WRITE,
&socket_file_ops);
if (unlikely(!file)) {
/* drop dentry, keep inode */
atomic_inc(&path.dentry->d_inode->i_count);
- dput(dentry);
+ path_put(&path);
put_unused_fd(fd);
return -ENFILE;
}