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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-06-01 20:35:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-06-05 19:23:26 +0200
commitf0ac2abcc0c7a3d148d32afed6f5e99692d54d2f (patch)
tree62b59f1da28935b482cbb180a7b9eb480a5e12f3 /fs/compat.c
parentbd32895c750bcd2b511bf93917bf7ae723e3d0b6 (diff)
ncpfs: remove compat functionality
Now that ncpfs is gone from the tree, no need to have the compatibility thunking layer around, it will not actually go anywhere :) So delete that logic from fs/compat.c, it is no longer needed. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/compat.c')
-rw-r--r--fs/compat.c72
1 files changed, 1 insertions, 71 deletions
diff --git a/fs/compat.c b/fs/compat.c
index 190b38b39d9e..4a0aaaf53217 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -16,79 +16,12 @@
*/
#include <linux/compat.h>
-#include <linux/ncp_mount.h>
#include <linux/nfs4_mount.h>
#include <linux/syscalls.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include "internal.h"
-struct compat_ncp_mount_data {
- compat_int_t version;
- compat_uint_t ncp_fd;
- __compat_uid_t mounted_uid;
- compat_pid_t wdog_pid;
- unsigned char mounted_vol[NCP_VOLNAME_LEN + 1];
- compat_uint_t time_out;
- compat_uint_t retry_count;
- compat_uint_t flags;
- __compat_uid_t uid;
- __compat_gid_t gid;
- compat_mode_t file_mode;
- compat_mode_t dir_mode;
-};
-
-struct compat_ncp_mount_data_v4 {
- compat_int_t version;
- compat_ulong_t flags;
- compat_ulong_t mounted_uid;
- compat_long_t wdog_pid;
- compat_uint_t ncp_fd;
- compat_uint_t time_out;
- compat_uint_t retry_count;
- compat_ulong_t uid;
- compat_ulong_t gid;
- compat_ulong_t file_mode;
- compat_ulong_t dir_mode;
-};
-
-static void *do_ncp_super_data_conv(void *raw_data)
-{
- int version = *(unsigned int *)raw_data;
-
- if (version == 3) {
- struct compat_ncp_mount_data *c_n = raw_data;
- struct ncp_mount_data *n = raw_data;
-
- n->dir_mode = c_n->dir_mode;
- n->file_mode = c_n->file_mode;
- n->gid = c_n->gid;
- n->uid = c_n->uid;
- memmove (n->mounted_vol, c_n->mounted_vol, (sizeof (c_n->mounted_vol) + 3 * sizeof (unsigned int)));
- n->wdog_pid = c_n->wdog_pid;
- n->mounted_uid = c_n->mounted_uid;
- } else if (version == 4) {
- struct compat_ncp_mount_data_v4 *c_n = raw_data;
- struct ncp_mount_data_v4 *n = raw_data;
-
- n->dir_mode = c_n->dir_mode;
- n->file_mode = c_n->file_mode;
- n->gid = c_n->gid;
- n->uid = c_n->uid;
- n->retry_count = c_n->retry_count;
- n->time_out = c_n->time_out;
- n->ncp_fd = c_n->ncp_fd;
- n->wdog_pid = c_n->wdog_pid;
- n->mounted_uid = c_n->mounted_uid;
- n->flags = c_n->flags;
- } else if (version != 5) {
- return NULL;
- }
-
- return raw_data;
-}
-
-
struct compat_nfs_string {
compat_uint_t len;
compat_uptr_t data;
@@ -154,7 +87,6 @@ static int do_nfs4_super_data_conv(void *raw_data)
return 0;
}
-#define NCPFS_NAME "ncpfs"
#define NFS4_NAME "nfs4"
COMPAT_SYSCALL_DEFINE5(mount, const char __user *, dev_name,
@@ -183,9 +115,7 @@ COMPAT_SYSCALL_DEFINE5(mount, const char __user *, dev_name,
goto out2;
if (kernel_type && options) {
- if (!strcmp(kernel_type, NCPFS_NAME)) {
- do_ncp_super_data_conv(options);
- } else if (!strcmp(kernel_type, NFS4_NAME)) {
+ if (!strcmp(kernel_type, NFS4_NAME)) {
retval = -EINVAL;
if (do_nfs4_super_data_conv(options))
goto out3;