From 44ba8406d0005400e56c6b6a279a669eb761d1b8 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 6 Mar 2014 17:41:01 -0500 Subject: [PATCH] ncpfs: switch to sockfd_lookup()/sockfd_put() Signed-off-by: Al Viro --- fs/ncpfs/inode.c | 50 +++++++++++--------------------------------- fs/ncpfs/ncp_fs_sb.h | 2 -- 2 files changed, 12 insertions(+), 40 deletions(-) diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c index 2cf2ebecb55f..ceeca64f0599 100644 --- a/fs/ncpfs/inode.c +++ b/fs/ncpfs/inode.c @@ -468,9 +468,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) { struct ncp_mount_data_kernel data; struct ncp_server *server; - struct file *ncp_filp; struct inode *root_inode; - struct inode *sock_inode; struct socket *sock; int error; int default_bufsize; @@ -539,18 +537,10 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) if (!uid_valid(data.mounted_uid) || !uid_valid(data.uid) || !gid_valid(data.gid)) goto out; - error = -EBADF; - ncp_filp = fget(data.ncp_fd); - if (!ncp_filp) - goto out; - error = -ENOTSOCK; - sock_inode = file_inode(ncp_filp); - if (!S_ISSOCK(sock_inode->i_mode)) - goto out_fput; - sock = SOCKET_I(sock_inode); + sock = sockfd_lookup(data.ncp_fd, &error); if (!sock) - goto out_fput; - + goto out; + if (sock->type == SOCK_STREAM) default_bufsize = 0xF000; else @@ -572,27 +562,16 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) if (error) goto out_fput; - server->ncp_filp = ncp_filp; server->ncp_sock = sock; if (data.info_fd != -1) { - struct socket *info_sock; - - error = -EBADF; - server->info_filp = fget(data.info_fd); - if (!server->info_filp) - goto out_bdi; - error = -ENOTSOCK; - sock_inode = file_inode(server->info_filp); - if (!S_ISSOCK(sock_inode->i_mode)) - goto out_fput2; - info_sock = SOCKET_I(sock_inode); + struct socket *info_sock = sockfd_lookup(data.info_fd, &error); if (!info_sock) - goto out_fput2; + goto out_bdi; + server->info_sock = info_sock; error = -EBADFD; if (info_sock->type != SOCK_STREAM) goto out_fput2; - server->info_sock = info_sock; } /* server->lock = 0; */ @@ -764,17 +743,12 @@ out_nls: mutex_destroy(&server->root_setup_lock); mutex_destroy(&server->mutex); out_fput2: - if (server->info_filp) - fput(server->info_filp); + if (server->info_sock) + sockfd_put(server->info_sock); out_bdi: bdi_destroy(&server->bdi); out_fput: - /* 23/12/1998 Marcin Dalecki : - * - * The previously used put_filp(ncp_filp); was bogus, since - * it doesn't perform proper unlocking. - */ - fput(ncp_filp); + sockfd_put(sock); out: put_pid(data.wdog_pid); sb->s_fs_info = NULL; @@ -807,9 +781,9 @@ static void ncp_put_super(struct super_block *sb) mutex_destroy(&server->root_setup_lock); mutex_destroy(&server->mutex); - if (server->info_filp) - fput(server->info_filp); - fput(server->ncp_filp); + if (server->info_sock) + sockfd_put(server->info_sock); + sockfd_put(server->ncp_sock); kill_pid(server->m.wdog_pid, SIGTERM, 1); put_pid(server->m.wdog_pid); diff --git a/fs/ncpfs/ncp_fs_sb.h b/fs/ncpfs/ncp_fs_sb.h index b81e97adc5a9..7fa17e459366 100644 --- a/fs/ncpfs/ncp_fs_sb.h +++ b/fs/ncpfs/ncp_fs_sb.h @@ -45,9 +45,7 @@ struct ncp_server { __u8 name_space[NCP_NUMBER_OF_VOLUMES + 2]; - struct file *ncp_filp; /* File pointer to ncp socket */ struct socket *ncp_sock;/* ncp socket */ - struct file *info_filp; struct socket *info_sock; u8 sequence; -- 2.20.1