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authorMiklos Szeredi <mszeredi@redhat.com>2018-07-18 16:44:43 +0300
committerMiklos Szeredi <mszeredi@redhat.com>2018-07-18 16:44:43 +0300
commit6742cee04353231015ddbe7e8b404ac9c1eb4473 (patch)
tree0c87b51b28d418972dddb81cb4fda7bfedcb24d1 /fs/xattr.c
parentd561f218564855f69791216882a2622af37e5776 (diff)
downloadlinux-6742cee04353231015ddbe7e8b404ac9c1eb4473.tar.xz
Revert "ovl: don't allow writing ioctl on lower layer"
This reverts commit 7c6893e3c9abf6a9676e060a1e35e5caca673d57. Overlayfs no longer relies on the vfs for checking writability of files. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/xattr.c')
-rw-r--r--fs/xattr.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/xattr.c b/fs/xattr.c
index f9cb1db187b7..3a24027c062d 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -23,7 +23,6 @@
#include <linux/posix_acl_xattr.h>
#include <linux/uaccess.h>
-#include "internal.h"
static const char *
strcmp_prefix(const char *a, const char *a_prefix)
@@ -501,10 +500,10 @@ SYSCALL_DEFINE5(fsetxattr, int, fd, const char __user *, name,
if (!f.file)
return error;
audit_file(f.file);
- error = mnt_want_write_file_path(f.file);
+ error = mnt_want_write_file(f.file);
if (!error) {
error = setxattr(f.file->f_path.dentry, name, value, size, flags);
- mnt_drop_write_file_path(f.file);
+ mnt_drop_write_file(f.file);
}
fdput(f);
return error;
@@ -733,10 +732,10 @@ SYSCALL_DEFINE2(fremovexattr, int, fd, const char __user *, name)
if (!f.file)
return error;
audit_file(f.file);
- error = mnt_want_write_file_path(f.file);
+ error = mnt_want_write_file(f.file);
if (!error) {
error = removexattr(f.file->f_path.dentry, name);
- mnt_drop_write_file_path(f.file);
+ mnt_drop_write_file(f.file);
}
fdput(f);
return error;