diff options
Diffstat (limited to 'fs/ncpfs/ioctl.c')
| -rw-r--r-- | fs/ncpfs/ioctl.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c index 88df79356a1..fd3efdca5ae 100644 --- a/fs/ncpfs/ioctl.c +++ b/fs/ncpfs/ioctl.c @@ -30,11 +30,13 @@ #define NCP_PACKET_SIZE_INTERNAL 65536 static int -ncp_get_fs_info(struct ncp_server* server, struct inode* inode, struct ncp_fs_info __user *arg) +ncp_get_fs_info(struct ncp_server * server, struct file *file, + struct ncp_fs_info __user *arg) { + struct inode *inode = file->f_dentry->d_inode; struct ncp_fs_info info; - if ((permission(inode, MAY_WRITE, NULL) != 0) + if ((file_permission(file, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; } @@ -58,11 +60,13 @@ ncp_get_fs_info(struct ncp_server* server, struct inode* inode, struct ncp_fs_in } static int -ncp_get_fs_info_v2(struct ncp_server* server, struct inode* inode, struct ncp_fs_info_v2 __user * arg) +ncp_get_fs_info_v2(struct ncp_server * server, struct file *file, + struct ncp_fs_info_v2 __user * arg) { + struct inode *inode = file->f_dentry->d_inode; struct ncp_fs_info_v2 info2; - if ((permission(inode, MAY_WRITE, NULL) != 0) + if ((file_permission(file, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; } @@ -190,7 +194,7 @@ int ncp_ioctl(struct inode *inode, struct file *filp, switch (cmd) { case NCP_IOC_NCPREQUEST: - if ((permission(inode, MAY_WRITE, NULL) != 0) + if ((file_permission(filp, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; } @@ -245,16 +249,16 @@ int ncp_ioctl(struct inode *inode, struct file *filp, return ncp_conn_logged_in(inode->i_sb); case NCP_IOC_GET_FS_INFO: - return ncp_get_fs_info(server, inode, argp); + return ncp_get_fs_info(server, filp, argp); case NCP_IOC_GET_FS_INFO_V2: - return ncp_get_fs_info_v2(server, inode, argp); + return ncp_get_fs_info_v2(server, filp, argp); case NCP_IOC_GETMOUNTUID2: { unsigned long tmp = server->m.mounted_uid; - if ( (permission(inode, MAY_READ, NULL) != 0) + if ((file_permission(filp, MAY_READ) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; @@ -268,7 +272,7 @@ int ncp_ioctl(struct inode *inode, struct file *filp, { struct ncp_setroot_ioctl sr; - if ( (permission(inode, MAY_READ, NULL) != 0) + if ((file_permission(filp, MAY_READ) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; @@ -343,7 +347,7 @@ int ncp_ioctl(struct inode *inode, struct file *filp, #ifdef CONFIG_NCPFS_PACKET_SIGNING case NCP_IOC_SIGN_INIT: - if ((permission(inode, MAY_WRITE, NULL) != 0) + if ((file_permission(filp, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; @@ -366,7 +370,7 @@ int ncp_ioctl(struct inode *inode, struct file *filp, return 0; case NCP_IOC_SIGN_WANTED: - if ( (permission(inode, MAY_READ, NULL) != 0) + if ((file_permission(filp, MAY_READ) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; @@ -379,7 +383,7 @@ int ncp_ioctl(struct inode *inode, struct file *filp, { int newstate; - if ( (permission(inode, MAY_WRITE, NULL) != 0) + if ((file_permission(filp, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; @@ -400,7 +404,7 @@ int ncp_ioctl(struct inode *inode, struct file *filp, #ifdef CONFIG_NCPFS_IOCTL_LOCKING case NCP_IOC_LOCKUNLOCK: - if ( (permission(inode, MAY_WRITE, NULL) != 0) + if ((file_permission(filp, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; @@ -605,7 +609,7 @@ outrel: #endif /* CONFIG_NCPFS_NLS */ case NCP_IOC_SETDENTRYTTL: - if ((permission(inode, MAY_WRITE, NULL) != 0) && + if ((file_permission(filp, MAY_WRITE) != 0) && (current->uid != server->m.mounted_uid)) return -EACCES; { @@ -635,7 +639,7 @@ outrel: so we have this out of switch */ if (cmd == NCP_IOC_GETMOUNTUID) { __kernel_uid_t uid = 0; - if ((permission(inode, MAY_READ, NULL) != 0) + if ((file_permission(filp, MAY_READ) != 0) && (current->uid != server->m.mounted_uid)) { return -EACCES; } |